v3.26.1
Risk Management and Report - Schedule of Credit Risk Exposure Per Balance Sheet Item, Including Derivatives, Detailed by Both Geographic Region and Industry Sector (Details) - CLP ($)
$ in Millions
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Cash and deposits in banks [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets $ 2,590,986 $ 2,699,076
Cash and deposits in banks [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 1,347,525 1,036,476
Cash and deposits in banks [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Cash and deposits in banks [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Cash and deposits in banks [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 1,243,461 1,662,600
Cash and deposits in banks [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Cash and deposits in banks [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Cash and deposits in banks [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Cash and deposits in banks [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Cash and deposits in banks [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Cash and deposits in banks [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Cash and deposits in banks [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Cash and deposits in banks [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Cash and deposits in banks [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Cash and deposits in banks [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Cash and deposits in banks [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 2,590,986 2,699,076
Cash and deposits in banks [Member] | Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 2,256,651 1,928,373
Cash and deposits in banks [Member] | United States [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 279,035 652,953
Cash and deposits in banks [Member] | England [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 7,971 20,508
Cash and deposits in banks [Member] | Brazil [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 8 8
Cash and deposits in banks [Member] | Others Currency [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 47,321 97,234
Financial assets held for trading at fair value through profit or loss [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 1,870,640 2,303,353
Financial assets held for trading at fair value through profit or loss [Member] | Derivative contracts Financial [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Derivative contracts Financial [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Derivative contracts Financial [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 8
Financial assets held for trading at fair value through profit or loss [Member] | Derivative contracts Financial [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 1,750,813 2,172,704
Financial assets held for trading at fair value through profit or loss [Member] | Derivative contracts Financial [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 17,914 6,142
Financial assets held for trading at fair value through profit or loss [Member] | Derivative contracts Financial [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 10,182 22,249
Financial assets held for trading at fair value through profit or loss [Member] | Derivative contracts Financial [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 1,297 200
Financial assets held for trading at fair value through profit or loss [Member] | Derivative contracts Financial [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 18,005 16,341
Financial assets held for trading at fair value through profit or loss [Member] | Derivative contracts Financial [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 5,899 30,120
Financial assets held for trading at fair value through profit or loss [Member] | Derivative contracts Financial [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 49 2,071
Financial assets held for trading at fair value through profit or loss [Member] | Derivative contracts Financial [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 42,530 38,718
Financial assets held for trading at fair value through profit or loss [Member] | Derivative contracts Financial [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 8,329 8,396
Financial assets held for trading at fair value through profit or loss [Member] | Derivative contracts Financial [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 15,614 6,412
Financial assets held for trading at fair value through profit or loss [Member] | Derivative contracts Financial [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Derivative contracts Financial [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 1,870,640 2,303,353
Financial assets held for trading at fair value through profit or loss [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 3,121,702 1,714,381
Financial assets held for trading at fair value through profit or loss [Member] | Debt Financial Instruments [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 2,388,127 1,217,317
Financial assets held for trading at fair value through profit or loss [Member] | Debt Financial Instruments [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 456,221 278,140
Financial assets held for trading at fair value through profit or loss [Member] | Debt Financial Instruments [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Debt Financial Instruments [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 277,354 218,924
Financial assets held for trading at fair value through profit or loss [Member] | Debt Financial Instruments [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Debt Financial Instruments [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Debt Financial Instruments [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Debt Financial Instruments [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Debt Financial Instruments [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Debt Financial Instruments [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Debt Financial Instruments [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Debt Financial Instruments [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Debt Financial Instruments [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Debt Financial Instruments [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Debt Financial Instruments [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 3,121,702 1,714,381
Financial assets held for trading at fair value through profit or loss [Member] | Others Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 402,259 411,689
Financial assets held for trading at fair value through profit or loss [Member] | Others Financial Instruments [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Others Financial Instruments [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Others Financial Instruments [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Others Financial Instruments [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 402,259 411,689
Financial assets held for trading at fair value through profit or loss [Member] | Others Financial Instruments [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Others Financial Instruments [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Others Financial Instruments [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Others Financial Instruments [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Others Financial Instruments [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Others Financial Instruments [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Others Financial Instruments [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Others Financial Instruments [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Others Financial Instruments [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Others Financial Instruments [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Others Financial Instruments [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 402,259 411,689
Financial assets held for trading at fair value through profit or loss [Member] | Chile [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 906,988 1,093,057
Financial assets held for trading at fair value through profit or loss [Member] | Chile [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 3,075,683 1,713,405
Financial assets held for trading at fair value through profit or loss [Member] | Chile [Member] | Others Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 401,457 411,090
Financial assets held for trading at fair value through profit or loss [Member] | United States [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 127,877 61,643
Financial assets held for trading at fair value through profit or loss [Member] | United States [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 46,019 976
Financial assets held for trading at fair value through profit or loss [Member] | United States [Member] | Others Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 802 599
Financial assets held for trading at fair value through profit or loss [Member] | England [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 648,457 949,232
Financial assets held for trading at fair value through profit or loss [Member] | England [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | England [Member] | Others Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Brazil [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Brazil [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Brazil [Member] | Others Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Others Currency [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 187,318 199,421
Financial assets held for trading at fair value through profit or loss [Member] | Others Currency [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Others Currency [Member] | Others Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Forwards [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 378,983 [1] 227,670 [2]
Financial assets held for trading at fair value through profit or loss [Member] | Forwards [Member] | Derivative contracts Financial [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Forwards [Member] | Derivative contracts Financial [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Forwards [Member] | Derivative contracts Financial [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Forwards [Member] | Derivative contracts Financial [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 337,437 199,429
Financial assets held for trading at fair value through profit or loss [Member] | Forwards [Member] | Derivative contracts Financial [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 13,248 3,890
Financial assets held for trading at fair value through profit or loss [Member] | Forwards [Member] | Derivative contracts Financial [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 6,864 13,094
Financial assets held for trading at fair value through profit or loss [Member] | Forwards [Member] | Derivative contracts Financial [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 1,297 200
Financial assets held for trading at fair value through profit or loss [Member] | Forwards [Member] | Derivative contracts Financial [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 586 2,394
Financial assets held for trading at fair value through profit or loss [Member] | Forwards [Member] | Derivative contracts Financial [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 1,437 5,024
Financial assets held for trading at fair value through profit or loss [Member] | Forwards [Member] | Derivative contracts Financial [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 315
Financial assets held for trading at fair value through profit or loss [Member] | Forwards [Member] | Derivative contracts Financial [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 8,506 1,183
Financial assets held for trading at fair value through profit or loss [Member] | Forwards [Member] | Derivative contracts Financial [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 5,667 638
Financial assets held for trading at fair value through profit or loss [Member] | Forwards [Member] | Derivative contracts Financial [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 3,941 1,503
Financial assets held for trading at fair value through profit or loss [Member] | Forwards [Member] | Derivative contracts Financial [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Forwards [Member] | Derivative contracts Financial [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 378,983 227,670
Financial assets held for trading at fair value through profit or loss [Member] | Forwards [Member] | Chile [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 220,871 [1] 161,046 [2]
Financial assets held for trading at fair value through profit or loss [Member] | Forwards [Member] | United States [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 9,347 [1] 4,215 [2]
Financial assets held for trading at fair value through profit or loss [Member] | Forwards [Member] | England [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 73,114 [1] 30,380 [2]
Financial assets held for trading at fair value through profit or loss [Member] | Forwards [Member] | Brazil [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets [1] [2]
Financial assets held for trading at fair value through profit or loss [Member] | Forwards [Member] | Others Currency [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 75,651 [1] 32,029 [2]
Financial assets held for trading at fair value through profit or loss [Member] | Swaps [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 1,488,810 [3] 2,070,481 [4]
Financial assets held for trading at fair value through profit or loss [Member] | Swaps [Member] | Derivative contracts Financial [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Swaps [Member] | Derivative contracts Financial [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Swaps [Member] | Derivative contracts Financial [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 8
Financial assets held for trading at fair value through profit or loss [Member] | Swaps [Member] | Derivative contracts Financial [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 1,412,893 1,972,003
Financial assets held for trading at fair value through profit or loss [Member] | Swaps [Member] | Derivative contracts Financial [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 2,596 1,079
Financial assets held for trading at fair value through profit or loss [Member] | Swaps [Member] | Derivative contracts Financial [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 3,106 7,970
Financial assets held for trading at fair value through profit or loss [Member] | Swaps [Member] | Derivative contracts Financial [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Swaps [Member] | Derivative contracts Financial [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 17,419 13,947
Financial assets held for trading at fair value through profit or loss [Member] | Swaps [Member] | Derivative contracts Financial [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 4,405 23,613
Financial assets held for trading at fair value through profit or loss [Member] | Swaps [Member] | Derivative contracts Financial [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 33 1,756
Financial assets held for trading at fair value through profit or loss [Member] | Swaps [Member] | Derivative contracts Financial [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 34,024 37,459
Financial assets held for trading at fair value through profit or loss [Member] | Swaps [Member] | Derivative contracts Financial [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 2,654 7,758
Financial assets held for trading at fair value through profit or loss [Member] | Swaps [Member] | Derivative contracts Financial [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 11,672 4,896
Financial assets held for trading at fair value through profit or loss [Member] | Swaps [Member] | Derivative contracts Financial [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Swaps [Member] | Derivative contracts Financial [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 1,488,810 2,070,481
Financial assets held for trading at fair value through profit or loss [Member] | Swaps [Member] | Chile [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 683,270 [3] 927,824 [4]
Financial assets held for trading at fair value through profit or loss [Member] | Swaps [Member] | United States [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 118,530 [3] 57,428 [4]
Financial assets held for trading at fair value through profit or loss [Member] | Swaps [Member] | England [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 575,343 [3] 917,837 [4]
Financial assets held for trading at fair value through profit or loss [Member] | Swaps [Member] | Brazil [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets [3] [4]
Financial assets held for trading at fair value through profit or loss [Member] | Swaps [Member] | Others Currency [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 111,667 [3] 167,392 [4]
Financial assets held for trading at fair value through profit or loss [Member] | Call Options [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 332 4,949
Financial assets held for trading at fair value through profit or loss [Member] | Call Options [Member] | Derivative contracts Financial [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Call Options [Member] | Derivative contracts Financial [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Call Options [Member] | Derivative contracts Financial [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Call Options [Member] | Derivative contracts Financial [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 58 1,182
Financial assets held for trading at fair value through profit or loss [Member] | Call Options [Member] | Derivative contracts Financial [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 204 1,036
Financial assets held for trading at fair value through profit or loss [Member] | Call Options [Member] | Derivative contracts Financial [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 13 1,159
Financial assets held for trading at fair value through profit or loss [Member] | Call Options [Member] | Derivative contracts Financial [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Call Options [Member] | Derivative contracts Financial [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Call Options [Member] | Derivative contracts Financial [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 57 1,483
Financial assets held for trading at fair value through profit or loss [Member] | Call Options [Member] | Derivative contracts Financial [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Call Options [Member] | Derivative contracts Financial [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 76
Financial assets held for trading at fair value through profit or loss [Member] | Call Options [Member] | Derivative contracts Financial [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Call Options [Member] | Derivative contracts Financial [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 13
Financial assets held for trading at fair value through profit or loss [Member] | Call Options [Member] | Derivative contracts Financial [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Call Options [Member] | Derivative contracts Financial [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 332 4,949
Financial assets held for trading at fair value through profit or loss [Member] | Call Options [Member] | Chile [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 332 3,937
Financial assets held for trading at fair value through profit or loss [Member] | Call Options [Member] | United States [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Call Options [Member] | England [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 1,012
Financial assets held for trading at fair value through profit or loss [Member] | Call Options [Member] | Brazil [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Call Options [Member] | Others Currency [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Put Options [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 2,515 253
Financial assets held for trading at fair value through profit or loss [Member] | Put Options [Member] | Derivative contracts Financial [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Put Options [Member] | Derivative contracts Financial [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Put Options [Member] | Derivative contracts Financial [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Put Options [Member] | Derivative contracts Financial [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 425 90
Financial assets held for trading at fair value through profit or loss [Member] | Put Options [Member] | Derivative contracts Financial [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 1,866 137
Financial assets held for trading at fair value through profit or loss [Member] | Put Options [Member] | Derivative contracts Financial [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 199 26
Financial assets held for trading at fair value through profit or loss [Member] | Put Options [Member] | Derivative contracts Financial [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Put Options [Member] | Derivative contracts Financial [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Put Options [Member] | Derivative contracts Financial [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Put Options [Member] | Derivative contracts Financial [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 16
Financial assets held for trading at fair value through profit or loss [Member] | Put Options [Member] | Derivative contracts Financial [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Put Options [Member] | Derivative contracts Financial [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 8
Financial assets held for trading at fair value through profit or loss [Member] | Put Options [Member] | Derivative contracts Financial [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 1
Financial assets held for trading at fair value through profit or loss [Member] | Put Options [Member] | Derivative contracts Financial [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Put Options [Member] | Derivative contracts Financial [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 2,515 253
Financial assets held for trading at fair value through profit or loss [Member] | Put Options [Member] | Chile [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 2,515 250
Financial assets held for trading at fair value through profit or loss [Member] | Put Options [Member] | United States [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Put Options [Member] | England [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 3
Financial assets held for trading at fair value through profit or loss [Member] | Put Options [Member] | Brazil [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Put Options [Member] | Others Currency [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Futures [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Futures [Member] | Derivative contracts Financial [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Futures [Member] | Derivative contracts Financial [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Futures [Member] | Derivative contracts Financial [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Futures [Member] | Derivative contracts Financial [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Futures [Member] | Derivative contracts Financial [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Futures [Member] | Derivative contracts Financial [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Futures [Member] | Derivative contracts Financial [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Futures [Member] | Derivative contracts Financial [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Futures [Member] | Derivative contracts Financial [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Futures [Member] | Derivative contracts Financial [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Futures [Member] | Derivative contracts Financial [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Futures [Member] | Derivative contracts Financial [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Futures [Member] | Derivative contracts Financial [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Futures [Member] | Derivative contracts Financial [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Futures [Member] | Derivative contracts Financial [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Futures [Member] | Chile [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Futures [Member] | United States [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Futures [Member] | England [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Futures [Member] | Brazil [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Futures [Member] | Others Currency [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 2,798,329 1,495,457
Financial assets held for trading at fair value through profit or loss [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 2,388,127 1,217,317
Financial assets held for trading at fair value through profit or loss [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 410,202 278,140
Financial assets held for trading at fair value through profit or loss [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 2,798,329 1,495,457
Financial assets held for trading at fair value through profit or loss [Member] | From the Chilean Government and Central Bank [Member] | Chile [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 2,798,329 1,495,457
Financial assets held for trading at fair value through profit or loss [Member] | From the Chilean Government and Central Bank [Member] | United States [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | From the Chilean Government and Central Bank [Member] | England [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | From the Chilean Government and Central Bank [Member] | Brazil [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | From the Chilean Government and Central Bank [Member] | Others Currency [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Other debt financial instruments issued in Chile [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 277,354 217,948
Financial assets held for trading at fair value through profit or loss [Member] | Other debt financial instruments issued in Chile [Member] | Debt Financial Instruments [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Other debt financial instruments issued in Chile [Member] | Debt Financial Instruments [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Other debt financial instruments issued in Chile [Member] | Debt Financial Instruments [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Other debt financial instruments issued in Chile [Member] | Debt Financial Instruments [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 277,354 217,948
Financial assets held for trading at fair value through profit or loss [Member] | Other debt financial instruments issued in Chile [Member] | Debt Financial Instruments [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Other debt financial instruments issued in Chile [Member] | Debt Financial Instruments [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Other debt financial instruments issued in Chile [Member] | Debt Financial Instruments [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Other debt financial instruments issued in Chile [Member] | Debt Financial Instruments [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Other debt financial instruments issued in Chile [Member] | Debt Financial Instruments [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Other debt financial instruments issued in Chile [Member] | Debt Financial Instruments [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Other debt financial instruments issued in Chile [Member] | Debt Financial Instruments [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Other debt financial instruments issued in Chile [Member] | Debt Financial Instruments [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Other debt financial instruments issued in Chile [Member] | Debt Financial Instruments [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Other debt financial instruments issued in Chile [Member] | Debt Financial Instruments [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Other debt financial instruments issued in Chile [Member] | Debt Financial Instruments [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 277,354 217,948
Financial assets held for trading at fair value through profit or loss [Member] | Other debt financial instruments issued in Chile [Member] | Chile [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 277,354 217,948
Financial assets held for trading at fair value through profit or loss [Member] | Other debt financial instruments issued in Chile [Member] | United States [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Other debt financial instruments issued in Chile [Member] | England [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Other debt financial instruments issued in Chile [Member] | Brazil [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Other debt financial instruments issued in Chile [Member] | Others Currency [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Financial debt instruments issued Abroad [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 46,019 976
Financial assets held for trading at fair value through profit or loss [Member] | Financial debt instruments issued Abroad [Member] | Debt Financial Instruments [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Financial debt instruments issued Abroad [Member] | Debt Financial Instruments [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 46,019
Financial assets held for trading at fair value through profit or loss [Member] | Financial debt instruments issued Abroad [Member] | Debt Financial Instruments [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Financial debt instruments issued Abroad [Member] | Debt Financial Instruments [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 976
Financial assets held for trading at fair value through profit or loss [Member] | Financial debt instruments issued Abroad [Member] | Debt Financial Instruments [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Financial debt instruments issued Abroad [Member] | Debt Financial Instruments [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Financial debt instruments issued Abroad [Member] | Debt Financial Instruments [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Financial debt instruments issued Abroad [Member] | Debt Financial Instruments [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Financial debt instruments issued Abroad [Member] | Debt Financial Instruments [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Financial debt instruments issued Abroad [Member] | Debt Financial Instruments [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Financial debt instruments issued Abroad [Member] | Debt Financial Instruments [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Financial debt instruments issued Abroad [Member] | Debt Financial Instruments [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Financial debt instruments issued Abroad [Member] | Debt Financial Instruments [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Financial debt instruments issued Abroad [Member] | Debt Financial Instruments [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Financial debt instruments issued Abroad [Member] | Debt Financial Instruments [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 46,019 976
Financial assets held for trading at fair value through profit or loss [Member] | Financial debt instruments issued Abroad [Member] | Chile [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Financial debt instruments issued Abroad [Member] | United States [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 46,019 976
Financial assets held for trading at fair value through profit or loss [Member] | Financial debt instruments issued Abroad [Member] | England [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Financial debt instruments issued Abroad [Member] | Brazil [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Financial debt instruments issued Abroad [Member] | Others Currency [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Investments in mutual funds [Member] | Others Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 400,222 408,121
Financial assets held for trading at fair value through profit or loss [Member] | Investments in mutual funds [Member] | Others Financial Instruments [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Investments in mutual funds [Member] | Others Financial Instruments [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Investments in mutual funds [Member] | Others Financial Instruments [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Investments in mutual funds [Member] | Others Financial Instruments [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 400,222 408,121
Financial assets held for trading at fair value through profit or loss [Member] | Investments in mutual funds [Member] | Others Financial Instruments [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Investments in mutual funds [Member] | Others Financial Instruments [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Investments in mutual funds [Member] | Others Financial Instruments [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Investments in mutual funds [Member] | Others Financial Instruments [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Investments in mutual funds [Member] | Others Financial Instruments [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Investments in mutual funds [Member] | Others Financial Instruments [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Investments in mutual funds [Member] | Others Financial Instruments [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Investments in mutual funds [Member] | Others Financial Instruments [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Investments in mutual funds [Member] | Others Financial Instruments [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Investments in mutual funds [Member] | Others Financial Instruments [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Investments in mutual funds [Member] | Others Financial Instruments [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 400,222 408,121
Financial assets held for trading at fair value through profit or loss [Member] | Investments in mutual funds [Member] | Chile [Member] | Others Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 400,222 408,121
Financial assets held for trading at fair value through profit or loss [Member] | Investments in mutual funds [Member] | United States [Member] | Others Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Investments in mutual funds [Member] | England [Member] | Others Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Investments in mutual funds [Member] | Brazil [Member] | Others Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Investments in mutual funds [Member] | Others Currency [Member] | Others Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Equity Instruments [Member] | Others Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 619 1,039
Financial assets held for trading at fair value through profit or loss [Member] | Equity Instruments [Member] | Others Financial Instruments [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Equity Instruments [Member] | Others Financial Instruments [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Equity Instruments [Member] | Others Financial Instruments [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Equity Instruments [Member] | Others Financial Instruments [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 619 1,039
Financial assets held for trading at fair value through profit or loss [Member] | Equity Instruments [Member] | Others Financial Instruments [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Equity Instruments [Member] | Others Financial Instruments [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Equity Instruments [Member] | Others Financial Instruments [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Equity Instruments [Member] | Others Financial Instruments [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Equity Instruments [Member] | Others Financial Instruments [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Equity Instruments [Member] | Others Financial Instruments [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Equity Instruments [Member] | Others Financial Instruments [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Equity Instruments [Member] | Others Financial Instruments [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Equity Instruments [Member] | Others Financial Instruments [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Equity Instruments [Member] | Others Financial Instruments [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Equity Instruments [Member] | Others Financial Instruments [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 619 1,039
Financial assets held for trading at fair value through profit or loss [Member] | Equity Instruments [Member] | Chile [Member] | Others Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 619 1,039
Financial assets held for trading at fair value through profit or loss [Member] | Equity Instruments [Member] | United States [Member] | Others Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Equity Instruments [Member] | England [Member] | Others Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Equity Instruments [Member] | Brazil [Member] | Others Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Equity Instruments [Member] | Others Currency [Member] | Others Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Other [Member] | Others Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 1,418 2,529
Financial assets held for trading at fair value through profit or loss [Member] | Other [Member] | Others Financial Instruments [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Other [Member] | Others Financial Instruments [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Other [Member] | Others Financial Instruments [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Other [Member] | Others Financial Instruments [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 1,418 2,529
Financial assets held for trading at fair value through profit or loss [Member] | Other [Member] | Others Financial Instruments [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Other [Member] | Others Financial Instruments [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Other [Member] | Others Financial Instruments [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Other [Member] | Others Financial Instruments [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Other [Member] | Others Financial Instruments [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Other [Member] | Others Financial Instruments [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Other [Member] | Others Financial Instruments [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Other [Member] | Others Financial Instruments [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Other [Member] | Others Financial Instruments [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Other [Member] | Others Financial Instruments [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Other [Member] | Others Financial Instruments [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 1,418 2,529
Financial assets held for trading at fair value through profit or loss [Member] | Other [Member] | Chile [Member] | Others Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 616 1,930
Financial assets held for trading at fair value through profit or loss [Member] | Other [Member] | United States [Member] | Others Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 802 599
Financial assets held for trading at fair value through profit or loss [Member] | Other [Member] | England [Member] | Others Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Other [Member] | Brazil [Member] | Others Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Other [Member] | Others Currency [Member] | Others Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 3,548,971 2,088,345
Financial Assets at fair value through other comprehensive income [Member] | Debt Financial Instruments [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Debt Financial Instruments [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 1,174,306 660,777
Financial Assets at fair value through other comprehensive income [Member] | Debt Financial Instruments [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Debt Financial Instruments [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 2,290,058 1,394,496
Financial Assets at fair value through other comprehensive income [Member] | Debt Financial Instruments [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 6,658 5,202
Financial Assets at fair value through other comprehensive income [Member] | Debt Financial Instruments [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Debt Financial Instruments [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Debt Financial Instruments [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 11,727 11,315
Financial Assets at fair value through other comprehensive income [Member] | Debt Financial Instruments [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 38,011 11,503
Financial Assets at fair value through other comprehensive income [Member] | Debt Financial Instruments [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Debt Financial Instruments [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 5,052
Financial Assets at fair value through other comprehensive income [Member] | Debt Financial Instruments [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Debt Financial Instruments [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 28,211
Financial Assets at fair value through other comprehensive income [Member] | Debt Financial Instruments [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Debt Financial Instruments [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 3,548,971 2,088,345
Financial Assets at fair value through other comprehensive income [Member] | Equity Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 11,232 9,492
Financial Assets at fair value through other comprehensive income [Member] | Equity Instruments [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity Instruments [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity Instruments [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity Instruments [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 11,232 9,492
Financial Assets at fair value through other comprehensive income [Member] | Equity Instruments [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity Instruments [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity Instruments [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity Instruments [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity Instruments [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity Instruments [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity Instruments [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity Instruments [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity Instruments [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity Instruments [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity Instruments [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 11,232 9,492
Financial Assets at fair value through other comprehensive income [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 29,714 73,959
Financial Assets at fair value through other comprehensive income [Member] | Derivative contracts financial for hedging purposes [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Derivative contracts financial for hedging purposes [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Derivative contracts financial for hedging purposes [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Derivative contracts financial for hedging purposes [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 29,714 73,959
Financial Assets at fair value through other comprehensive income [Member] | Derivative contracts financial for hedging purposes [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Derivative contracts financial for hedging purposes [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Derivative contracts financial for hedging purposes [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Derivative contracts financial for hedging purposes [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Derivative contracts financial for hedging purposes [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Derivative contracts financial for hedging purposes [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Derivative contracts financial for hedging purposes [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Derivative contracts financial for hedging purposes [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Derivative contracts financial for hedging purposes [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Derivative contracts financial for hedging purposes [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Derivative contracts financial for hedging purposes [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 29,714 73,959
Financial Assets at fair value through other comprehensive income [Member] | Chile [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 3,513,232 2,036,407
Financial Assets at fair value through other comprehensive income [Member] | Chile [Member] | Equity Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 8,744 7,277
Financial Assets at fair value through other comprehensive income [Member] | Chile [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | United States [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 35,739 51,938
Financial Assets at fair value through other comprehensive income [Member] | United States [Member] | Equity Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | United States [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 7,130 28,599
Financial Assets at fair value through other comprehensive income [Member] | England [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | England [Member] | Equity Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | England [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 22,584 40,794
Financial Assets at fair value through other comprehensive income [Member] | Brazil [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Brazil [Member] | Equity Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Brazil [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Others Currency [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Others Currency [Member] | Equity Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 2,488 2,215
Financial Assets at fair value through other comprehensive income [Member] | Others Currency [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 4,566
Financial Assets at fair value through other comprehensive income [Member] | Forwards [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Forwards [Member] | Derivative contracts financial for hedging purposes [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Forwards [Member] | Derivative contracts financial for hedging purposes [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Forwards [Member] | Derivative contracts financial for hedging purposes [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Forwards [Member] | Derivative contracts financial for hedging purposes [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Forwards [Member] | Derivative contracts financial for hedging purposes [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Forwards [Member] | Derivative contracts financial for hedging purposes [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Forwards [Member] | Derivative contracts financial for hedging purposes [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Forwards [Member] | Derivative contracts financial for hedging purposes [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Forwards [Member] | Derivative contracts financial for hedging purposes [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Forwards [Member] | Derivative contracts financial for hedging purposes [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Forwards [Member] | Derivative contracts financial for hedging purposes [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Forwards [Member] | Derivative contracts financial for hedging purposes [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Forwards [Member] | Derivative contracts financial for hedging purposes [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Forwards [Member] | Derivative contracts financial for hedging purposes [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Forwards [Member] | Derivative contracts financial for hedging purposes [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Forwards [Member] | Chile [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Forwards [Member] | United States [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Forwards [Member] | England [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Forwards [Member] | Brazil [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Forwards [Member] | Others Currency [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Swaps [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 29,714 73,959
Financial Assets at fair value through other comprehensive income [Member] | Swaps [Member] | Derivative contracts financial for hedging purposes [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Swaps [Member] | Derivative contracts financial for hedging purposes [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Swaps [Member] | Derivative contracts financial for hedging purposes [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Swaps [Member] | Derivative contracts financial for hedging purposes [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 29,714 73,959
Financial Assets at fair value through other comprehensive income [Member] | Swaps [Member] | Derivative contracts financial for hedging purposes [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Swaps [Member] | Derivative contracts financial for hedging purposes [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Swaps [Member] | Derivative contracts financial for hedging purposes [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Swaps [Member] | Derivative contracts financial for hedging purposes [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Swaps [Member] | Derivative contracts financial for hedging purposes [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Swaps [Member] | Derivative contracts financial for hedging purposes [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Swaps [Member] | Derivative contracts financial for hedging purposes [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Swaps [Member] | Derivative contracts financial for hedging purposes [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Swaps [Member] | Derivative contracts financial for hedging purposes [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Swaps [Member] | Derivative contracts financial for hedging purposes [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Swaps [Member] | Derivative contracts financial for hedging purposes [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 29,714 73,959
Financial Assets at fair value through other comprehensive income [Member] | Swaps [Member] | Chile [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Swaps [Member] | United States [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 7,130 28,599
Financial Assets at fair value through other comprehensive income [Member] | Swaps [Member] | England [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 22,584 40,794
Financial Assets at fair value through other comprehensive income [Member] | Swaps [Member] | Brazil [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Swaps [Member] | Others Currency [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 4,566
Financial Assets at fair value through other comprehensive income [Member] | Call Options [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Call Options [Member] | Derivative contracts financial for hedging purposes [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Call Options [Member] | Derivative contracts financial for hedging purposes [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Call Options [Member] | Derivative contracts financial for hedging purposes [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Call Options [Member] | Derivative contracts financial for hedging purposes [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Call Options [Member] | Derivative contracts financial for hedging purposes [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Call Options [Member] | Derivative contracts financial for hedging purposes [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Call Options [Member] | Derivative contracts financial for hedging purposes [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Call Options [Member] | Derivative contracts financial for hedging purposes [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Call Options [Member] | Derivative contracts financial for hedging purposes [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Call Options [Member] | Derivative contracts financial for hedging purposes [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Call Options [Member] | Derivative contracts financial for hedging purposes [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Call Options [Member] | Derivative contracts financial for hedging purposes [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Call Options [Member] | Derivative contracts financial for hedging purposes [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Call Options [Member] | Derivative contracts financial for hedging purposes [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Call Options [Member] | Derivative contracts financial for hedging purposes [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Call Options [Member] | Chile [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Call Options [Member] | United States [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Call Options [Member] | England [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Call Options [Member] | Brazil [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Call Options [Member] | Others Currency [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Put Options [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Put Options [Member] | Derivative contracts financial for hedging purposes [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Put Options [Member] | Derivative contracts financial for hedging purposes [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Put Options [Member] | Derivative contracts financial for hedging purposes [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Put Options [Member] | Derivative contracts financial for hedging purposes [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Put Options [Member] | Derivative contracts financial for hedging purposes [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Put Options [Member] | Derivative contracts financial for hedging purposes [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Put Options [Member] | Derivative contracts financial for hedging purposes [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Put Options [Member] | Derivative contracts financial for hedging purposes [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Put Options [Member] | Derivative contracts financial for hedging purposes [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Put Options [Member] | Derivative contracts financial for hedging purposes [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Put Options [Member] | Derivative contracts financial for hedging purposes [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Put Options [Member] | Derivative contracts financial for hedging purposes [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Put Options [Member] | Derivative contracts financial for hedging purposes [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Put Options [Member] | Derivative contracts financial for hedging purposes [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Put Options [Member] | Derivative contracts financial for hedging purposes [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Put Options [Member] | Chile [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Put Options [Member] | United States [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Put Options [Member] | England [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Put Options [Member] | Brazil [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Put Options [Member] | Others Currency [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Futures [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Futures [Member] | Derivative contracts financial for hedging purposes [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Futures [Member] | Derivative contracts financial for hedging purposes [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Futures [Member] | Derivative contracts financial for hedging purposes [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Futures [Member] | Derivative contracts financial for hedging purposes [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Futures [Member] | Derivative contracts financial for hedging purposes [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Futures [Member] | Derivative contracts financial for hedging purposes [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Futures [Member] | Derivative contracts financial for hedging purposes [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Futures [Member] | Derivative contracts financial for hedging purposes [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Futures [Member] | Derivative contracts financial for hedging purposes [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Futures [Member] | Derivative contracts financial for hedging purposes [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Futures [Member] | Derivative contracts financial for hedging purposes [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Futures [Member] | Derivative contracts financial for hedging purposes [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Futures [Member] | Derivative contracts financial for hedging purposes [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Futures [Member] | Derivative contracts financial for hedging purposes [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Futures [Member] | Derivative contracts financial for hedging purposes [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Futures [Member] | Chile [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Futures [Member] | United States [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Futures [Member] | England [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Futures [Member] | Brazil [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Futures [Member] | Others Currency [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 1,174,306 660,777
Financial Assets at fair value through other comprehensive income [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 1,174,306 660,777
Financial Assets at fair value through other comprehensive income [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 1,174,306 660,777
Financial Assets at fair value through other comprehensive income [Member] | From the Chilean Government and Central Bank [Member] | Chile [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 1,174,306 660,777
Financial Assets at fair value through other comprehensive income [Member] | From the Chilean Government and Central Bank [Member] | United States [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | From the Chilean Government and Central Bank [Member] | England [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | From the Chilean Government and Central Bank [Member] | Brazil [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | From the Chilean Government and Central Bank [Member] | Others Currency [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Other debt financial instruments issued in Chile [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 2,338,926 1,375,630
Financial Assets at fair value through other comprehensive income [Member] | Other debt financial instruments issued in Chile [Member] | Debt Financial Instruments [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Other debt financial instruments issued in Chile [Member] | Debt Financial Instruments [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Other debt financial instruments issued in Chile [Member] | Debt Financial Instruments [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Other debt financial instruments issued in Chile [Member] | Debt Financial Instruments [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 2,254,319 1,342,558
Financial Assets at fair value through other comprehensive income [Member] | Other debt financial instruments issued in Chile [Member] | Debt Financial Instruments [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 6,658 5,202
Financial Assets at fair value through other comprehensive income [Member] | Other debt financial instruments issued in Chile [Member] | Debt Financial Instruments [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Other debt financial instruments issued in Chile [Member] | Debt Financial Instruments [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Other debt financial instruments issued in Chile [Member] | Debt Financial Instruments [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 11,727 11,315
Financial Assets at fair value through other comprehensive income [Member] | Other debt financial instruments issued in Chile [Member] | Debt Financial Instruments [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 38,011 11,503
Financial Assets at fair value through other comprehensive income [Member] | Other debt financial instruments issued in Chile [Member] | Debt Financial Instruments [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Other debt financial instruments issued in Chile [Member] | Debt Financial Instruments [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 5,052
Financial Assets at fair value through other comprehensive income [Member] | Other debt financial instruments issued in Chile [Member] | Debt Financial Instruments [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Other debt financial instruments issued in Chile [Member] | Debt Financial Instruments [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 28,211
Financial Assets at fair value through other comprehensive income [Member] | Other debt financial instruments issued in Chile [Member] | Debt Financial Instruments [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Other debt financial instruments issued in Chile [Member] | Debt Financial Instruments [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 2,338,926 1,375,630
Financial Assets at fair value through other comprehensive income [Member] | Other debt financial instruments issued in Chile [Member] | Chile [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 2,338,926 1,375,630
Financial Assets at fair value through other comprehensive income [Member] | Other debt financial instruments issued in Chile [Member] | United States [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Other debt financial instruments issued in Chile [Member] | England [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Other debt financial instruments issued in Chile [Member] | Brazil [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Other debt financial instruments issued in Chile [Member] | Others Currency [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Financial debt instruments issued Abroad [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 35,739 51,938
Financial Assets at fair value through other comprehensive income [Member] | Financial debt instruments issued Abroad [Member] | Debt Financial Instruments [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Financial debt instruments issued Abroad [Member] | Debt Financial Instruments [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Financial debt instruments issued Abroad [Member] | Debt Financial Instruments [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Financial debt instruments issued Abroad [Member] | Debt Financial Instruments [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 35,739 51,938
Financial Assets at fair value through other comprehensive income [Member] | Financial debt instruments issued Abroad [Member] | Debt Financial Instruments [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Financial debt instruments issued Abroad [Member] | Debt Financial Instruments [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Financial debt instruments issued Abroad [Member] | Debt Financial Instruments [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Financial debt instruments issued Abroad [Member] | Debt Financial Instruments [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Financial debt instruments issued Abroad [Member] | Debt Financial Instruments [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Financial debt instruments issued Abroad [Member] | Debt Financial Instruments [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Financial debt instruments issued Abroad [Member] | Debt Financial Instruments [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Financial debt instruments issued Abroad [Member] | Debt Financial Instruments [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Financial debt instruments issued Abroad [Member] | Debt Financial Instruments [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Financial debt instruments issued Abroad [Member] | Debt Financial Instruments [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Financial debt instruments issued Abroad [Member] | Debt Financial Instruments [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 35,739 51,938
Financial Assets at fair value through other comprehensive income [Member] | Financial debt instruments issued Abroad [Member] | Chile [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Financial debt instruments issued Abroad [Member] | United States [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 35,739 51,938
Financial Assets at fair value through other comprehensive income [Member] | Financial debt instruments issued Abroad [Member] | England [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Financial debt instruments issued Abroad [Member] | Brazil [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Financial debt instruments issued Abroad [Member] | Others Currency [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued in Chile [Member] | Equity Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 8,744 7,277
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued in Chile [Member] | Equity Instruments [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued in Chile [Member] | Equity Instruments [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued in Chile [Member] | Equity Instruments [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued in Chile [Member] | Equity Instruments [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 8,744 7,277
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued in Chile [Member] | Equity Instruments [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued in Chile [Member] | Equity Instruments [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued in Chile [Member] | Equity Instruments [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued in Chile [Member] | Equity Instruments [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued in Chile [Member] | Equity Instruments [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued in Chile [Member] | Equity Instruments [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued in Chile [Member] | Equity Instruments [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued in Chile [Member] | Equity Instruments [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued in Chile [Member] | Equity Instruments [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued in Chile [Member] | Equity Instruments [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued in Chile [Member] | Equity Instruments [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 8,744 7,277
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued in Chile [Member] | Chile [Member] | Equity Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 8,744 7,277
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued in Chile [Member] | United States [Member] | Equity Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued in Chile [Member] | England [Member] | Equity Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued in Chile [Member] | Brazil [Member] | Equity Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued in Chile [Member] | Others Currency [Member] | Equity Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued by foreign institutions [Member] | Equity Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 2,488 2,215
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued by foreign institutions [Member] | Equity Instruments [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued by foreign institutions [Member] | Equity Instruments [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued by foreign institutions [Member] | Equity Instruments [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued by foreign institutions [Member] | Equity Instruments [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 2,488 2,215
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued by foreign institutions [Member] | Equity Instruments [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued by foreign institutions [Member] | Equity Instruments [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued by foreign institutions [Member] | Equity Instruments [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued by foreign institutions [Member] | Equity Instruments [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued by foreign institutions [Member] | Equity Instruments [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued by foreign institutions [Member] | Equity Instruments [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued by foreign institutions [Member] | Equity Instruments [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued by foreign institutions [Member] | Equity Instruments [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued by foreign institutions [Member] | Equity Instruments [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued by foreign institutions [Member] | Equity Instruments [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued by foreign institutions [Member] | Equity Instruments [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 2,488 2,215
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued by foreign institutions [Member] | Chile [Member] | Equity Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued by foreign institutions [Member] | United States [Member] | Equity Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued by foreign institutions [Member] | England [Member] | Equity Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued by foreign institutions [Member] | Brazil [Member] | Equity Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued by foreign institutions [Member] | Others Currency [Member] | Equity Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 2,488 2,215
Financial assets at amortized cost [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 460,956 944,109
Financial assets at amortized cost [Member] | Debt Financial Instruments [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Debt Financial Instruments [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 460,956 944,109
Financial assets at amortized cost [Member] | Debt Financial Instruments [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Debt Financial Instruments [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Debt Financial Instruments [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Debt Financial Instruments [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Debt Financial Instruments [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Debt Financial Instruments [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Debt Financial Instruments [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Debt Financial Instruments [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Debt Financial Instruments [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Debt Financial Instruments [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Debt Financial Instruments [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Debt Financial Instruments [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Debt Financial Instruments [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 460,956 944,109
Financial assets at amortized cost [Member] | Loans to Banks [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 399,792 667,703
Financial assets at amortized cost [Member] | Loans to Banks [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Loans to Banks [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Loans to Banks [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Loans to Banks [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 399,792 667,703
Financial assets at amortized cost [Member] | Loans to Banks [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Loans to Banks [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Loans to Banks [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Loans to Banks [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Loans to Banks [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Loans to Banks [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Loans to Banks [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Loans to Banks [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Loans to Banks [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Loans to Banks [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Loans to Banks [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 399,792 667,703
Financial assets at amortized cost [Member] | Loans to Customers, Net [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 39,254,314 38,936,296
Financial assets at amortized cost [Member] | Chile [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 460,956 944,109
Financial assets at amortized cost [Member] | Chile [Member] | Loans to Banks [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 300,042
Financial assets at amortized cost [Member] | Chile [Member] | Loans to Customers, Net [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 39,214,463 38,816,426
Financial assets at amortized cost [Member] | United States [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | United States [Member] | Loans to Banks [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 5,024
Financial assets at amortized cost [Member] | United States [Member] | Loans to Customers, Net [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | England [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | England [Member] | Loans to Banks [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | England [Member] | Loans to Customers, Net [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Brazil [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Brazil [Member] | Loans to Banks [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 204,397 269,191
Financial assets at amortized cost [Member] | Brazil [Member] | Loans to Customers, Net [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Others Currency [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Others Currency [Member] | Loans to Banks [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 190,371 98,470
Financial assets at amortized cost [Member] | Others Currency [Member] | Loans to Customers, Net [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 39,851 119,870
Financial assets at amortized cost [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 460,956 944,109
Financial assets at amortized cost [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 460,956 944,109
Financial assets at amortized cost [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 460,956 944,109
Financial assets at amortized cost [Member] | From the Chilean Government and Central Bank [Member] | Chile [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 460,956 944,109
Financial assets at amortized cost [Member] | From the Chilean Government and Central Bank [Member] | United States [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | From the Chilean Government and Central Bank [Member] | England [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | From the Chilean Government and Central Bank [Member] | Brazil [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | From the Chilean Government and Central Bank [Member] | Others Currency [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Rights by resale agreements [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 100,643 87,291
Financial assets at amortized cost [Member] | Rights by resale agreements [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets [5]
Financial assets at amortized cost [Member] | Rights by resale agreements [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets [5]
Financial assets at amortized cost [Member] | Rights by resale agreements [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets [5]
Financial assets at amortized cost [Member] | Rights by resale agreements [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets [5] 98,266 82,505
Financial assets at amortized cost [Member] | Rights by resale agreements [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets [5]
Financial assets at amortized cost [Member] | Rights by resale agreements [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets [5]
Financial assets at amortized cost [Member] | Rights by resale agreements [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets [5]
Financial assets at amortized cost [Member] | Rights by resale agreements [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets [5]
Financial assets at amortized cost [Member] | Rights by resale agreements [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets [5]
Financial assets at amortized cost [Member] | Rights by resale agreements [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets [5]
Financial assets at amortized cost [Member] | Rights by resale agreements [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets [5]
Financial assets at amortized cost [Member] | Rights by resale agreements [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets [5]
Financial assets at amortized cost [Member] | Rights by resale agreements [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 2,377 [5] 4,786 [1]
Financial assets at amortized cost [Member] | Rights by resale agreements [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets [5] [1]
Financial assets at amortized cost [Member] | Rights by resale agreements [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 100,643 [5] 87,291 [1]
Financial assets at amortized cost [Member] | Rights by resale agreements [Member] | Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 100,643 87,291
Financial assets at amortized cost [Member] | Rights by resale agreements [Member] | United States [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Rights by resale agreements [Member] | England [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Rights by resale agreements [Member] | Brazil [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Rights by resale agreements [Member] | Others Currency [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Central Bank of Chile [Member] | Loans to Banks [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Central Bank of Chile [Member] | Loans to Banks [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Central Bank of Chile [Member] | Loans to Banks [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Central Bank of Chile [Member] | Loans to Banks [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Central Bank of Chile [Member] | Loans to Banks [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Central Bank of Chile [Member] | Loans to Banks [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Central Bank of Chile [Member] | Loans to Banks [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Central Bank of Chile [Member] | Loans to Banks [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Central Bank of Chile [Member] | Loans to Banks [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Central Bank of Chile [Member] | Loans to Banks [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Central Bank of Chile [Member] | Loans to Banks [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Central Bank of Chile [Member] | Loans to Banks [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Central Bank of Chile [Member] | Loans to Banks [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Central Bank of Chile [Member] | Loans to Banks [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Central Bank of Chile [Member] | Loans to Banks [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Central Bank of Chile [Member] | Loans to Banks [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Central Bank of Chile [Member] | Chile [Member] | Loans to Banks [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Central Bank of Chile [Member] | United States [Member] | Loans to Banks [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Central Bank of Chile [Member] | England [Member] | Loans to Banks [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Central Bank of Chile [Member] | Brazil [Member] | Loans to Banks [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Central Bank of Chile [Member] | Others Currency [Member] | Loans to Banks [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Domestic banks [Member] | Loans to Banks [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 300,042
Financial assets at amortized cost [Member] | Domestic banks [Member] | Loans to Banks [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Domestic banks [Member] | Loans to Banks [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Domestic banks [Member] | Loans to Banks [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Domestic banks [Member] | Loans to Banks [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 300,042
Financial assets at amortized cost [Member] | Domestic banks [Member] | Loans to Banks [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Domestic banks [Member] | Loans to Banks [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Domestic banks [Member] | Loans to Banks [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Domestic banks [Member] | Loans to Banks [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Domestic banks [Member] | Loans to Banks [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Domestic banks [Member] | Loans to Banks [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Domestic banks [Member] | Loans to Banks [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Domestic banks [Member] | Loans to Banks [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Domestic banks [Member] | Loans to Banks [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Domestic banks [Member] | Loans to Banks [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Domestic banks [Member] | Loans to Banks [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 300,042
Financial assets at amortized cost [Member] | Domestic banks [Member] | Chile [Member] | Loans to Banks [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 300,042
Financial assets at amortized cost [Member] | Domestic banks [Member] | United States [Member] | Loans to Banks [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Domestic banks [Member] | England [Member] | Loans to Banks [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Domestic banks [Member] | Brazil [Member] | Loans to Banks [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Domestic banks [Member] | Others Currency [Member] | Loans to Banks [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Foreign banks [Member] | Loans to Banks [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 399,792 [6] 367,661 [7]
Financial assets at amortized cost [Member] | Foreign banks [Member] | Loans to Banks [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Foreign banks [Member] | Loans to Banks [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Foreign banks [Member] | Loans to Banks [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Foreign banks [Member] | Loans to Banks [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 399,792 367,661
Financial assets at amortized cost [Member] | Foreign banks [Member] | Loans to Banks [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Foreign banks [Member] | Loans to Banks [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Foreign banks [Member] | Loans to Banks [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Foreign banks [Member] | Loans to Banks [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Foreign banks [Member] | Loans to Banks [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Foreign banks [Member] | Loans to Banks [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Foreign banks [Member] | Loans to Banks [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Foreign banks [Member] | Loans to Banks [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Foreign banks [Member] | Loans to Banks [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Foreign banks [Member] | Loans to Banks [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Foreign banks [Member] | Loans to Banks [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 399,792 367,661
Financial assets at amortized cost [Member] | Foreign banks [Member] | Chile [Member] | Loans to Banks [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets [6] [7]
Financial assets at amortized cost [Member] | Foreign banks [Member] | United States [Member] | Loans to Banks [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 5,024 [6] [7]
Financial assets at amortized cost [Member] | Foreign banks [Member] | England [Member] | Loans to Banks [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets [6] [7]
Financial assets at amortized cost [Member] | Foreign banks [Member] | Brazil [Member] | Loans to Banks [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 204,397 [6] 269,191 [7]
Financial assets at amortized cost [Member] | Foreign banks [Member] | Others Currency [Member] | Loans to Banks [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 190,371 [6] 98,470 [7]
Financial assets at amortized cost [Member] | Commercial loans [Member] | Loans to Customers, Net [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 19,549,547 20,147,980
Financial assets at amortized cost [Member] | Commercial loans [Member] | Chile [Member] | Loans to Customers, Net [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 19,509,696 20,028,110
Financial assets at amortized cost [Member] | Commercial loans [Member] | United States [Member] | Loans to Customers, Net [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Commercial loans [Member] | England [Member] | Loans to Customers, Net [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Commercial loans [Member] | Brazil [Member] | Loans to Customers, Net [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Commercial loans [Member] | Others Currency [Member] | Loans to Customers, Net [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 39,851 119,870
Financial assets at amortized cost [Member] | Residential Mortgage Loans [Member] | Loans to Customers, Net [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 13,934,469 13,233,327
Financial assets at amortized cost [Member] | Residential Mortgage Loans [Member] | Chile [Member] | Loans to Customers, Net [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 13,934,469 13,233,327
Financial assets at amortized cost [Member] | Residential Mortgage Loans [Member] | United States [Member] | Loans to Customers, Net [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Residential Mortgage Loans [Member] | England [Member] | Loans to Customers, Net [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Residential Mortgage Loans [Member] | Brazil [Member] | Loans to Customers, Net [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Residential Mortgage Loans [Member] | Others Currency [Member] | Loans to Customers, Net [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Consumer loans [Member] | Loans to Customers, Net [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 5,770,298 5,554,989
Financial assets at amortized cost [Member] | Consumer loans [Member] | Chile [Member] | Loans to Customers, Net [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 5,770,298 5,554,989
Financial assets at amortized cost [Member] | Consumer loans [Member] | United States [Member] | Loans to Customers, Net [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Consumer loans [Member] | England [Member] | Loans to Customers, Net [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Consumer loans [Member] | Brazil [Member] | Loans to Customers, Net [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Consumer loans [Member] | Others Currency [Member] | Loans to Customers, Net [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
[1] Others includes France of Ch$70,734 million, Switzerland of Ch$4,917million.
[2] Others includes France of Ch$28,892 million, Spain of Ch$2,313 million, Switzerland of Ch$765 million and Belgium of Ch$59 million.
[3] Others includes France of Ch$38,116 million, Spain of Ch$26,711 million and Canada of Ch$46,840 million.
[4] Others includes France of Ch$43,194 million, Spain of Ch$31,437 million and Canada of Ch$92,761 million.
[5] Economic activity of Loans and accounts receivable from customers disclosed in Note No. 11 e).
[6] Others includes China of Ch$122,586 million, South Korea of Ch$6,794, Peru of Ch$473 million, Netherlands of Ch$36,303 million, Singapore of Ch$21,658 million and India of Ch$2,557 million.
[7] Others includes China of Ch$32,260 million, Netherlands of Ch$26,931 million, Switzerland of Ch$24,665 million and Singapore of Ch$14,614 million.