v3.25.4
Financial Assets at Amortised Cost (Details) - Schedule of Amortized Value and the Corresponding ECL - CLP ($)
$ in Millions
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Schedule of Amortized Value and the Corresponding ECL [Line Items]    
Transfers to stage 1 $ 0 $ 0
Transfers to stage 2 0 0
Transfers to stage 3 0 0
Repurchase agreements    
Schedule of Amortized Value and the Corresponding ECL [Line Items]    
Gross carrying amount, Beginning balance 153,135 0
Changes in measurement of financial assets (14,045) (79,924)
Transfers to stage 1 0 0
Transfers to stage 2 0 0
Transfers to stage 3 0 0
New transactions 5,723,236 451,449
Maturity transactions (5,434,180) (218,390)
Gross carrying amount, Ending balance 428,146 153,135
Debt Instruments Held    
Schedule of Amortized Value and the Corresponding ECL [Line Items]    
Gross carrying amount, Beginning balance 5,177,079 8,178,624
Changes in measurement of financial assets 133,181 (1,276,804)
Transfers to stage 1 0 0
Transfers to stage 2 0 0
Transfers to stage 3 0 0
New transactions 0 5,945,707
Maturity transactions (216,127) (7,670,448)
Gross carrying amount, Ending balance 5,526,387 5,177,079
ECL    
Schedule of Amortized Value and the Corresponding ECL [Line Items]    
Transfers to stage 1 0 0
Transfers to stage 2 0 0
Transfers to stage 3 0 0
ECL | Repurchase agreements    
Schedule of Amortized Value and the Corresponding ECL [Line Items]    
Gross carrying amount, Beginning balance 48 0
Changes in measurement of financial assets 20 (26)
Transfers to stage 1 0 0
Transfers to stage 2 0 0
Transfers to stage 3 0 0
New transactions 1,204 133
Maturity transactions (1,109)  
Gross carrying amount, Ending balance 163 48
ECL | Debt Instruments Held    
Schedule of Amortized Value and the Corresponding ECL [Line Items]    
Gross carrying amount, Beginning balance 1,074 1,729
Changes in measurement of financial assets 43 1,256
Transfers to stage 1 0 0
Transfers to stage 2 0 0
Transfers to stage 3 0 0
New transactions   (1,621)
New transactions 28  
Maturity transactions 0 (290)
Gross carrying amount, Ending balance 1,145 1,074
Stage 1    
Schedule of Amortized Value and the Corresponding ECL [Line Items]    
Transfers to stage 1 0 0
Transfers to stage 2 0 0
Transfers to stage 3 0 0
Stage 1 | Repurchase agreements    
Schedule of Amortized Value and the Corresponding ECL [Line Items]    
Gross carrying amount, Beginning balance 153,135 0
Changes in measurement of financial assets (14,045) (79,924)
Transfers to stage 1 0 0
Transfers to stage 2 0 0
Transfers to stage 3 0 0
New transactions 5,723,236 451,449
Maturity transactions (5,434,180) (218,390)
Gross carrying amount, Ending balance 428,146 153,135
Stage 1 | Debt Instruments Held    
Schedule of Amortized Value and the Corresponding ECL [Line Items]    
Gross carrying amount, Beginning balance 5,177,079 8,178,624
Changes in measurement of financial assets 133,181 (1,276,804)
Transfers to stage 1 0 0
Transfers to stage 2 0 0
Transfers to stage 3 0 0
New transactions 0 5,945,707
Maturity transactions (216,127) (7,670,448)
Gross carrying amount, Ending balance 5,526,387 5,177,079
Stage 1 | ECL    
Schedule of Amortized Value and the Corresponding ECL [Line Items]    
Transfers to stage 1 0 0
Transfers to stage 2 0 0
Transfers to stage 3 0 0
Stage 1 | ECL | Repurchase agreements    
Schedule of Amortized Value and the Corresponding ECL [Line Items]    
Gross carrying amount, Beginning balance 48 0
Changes in measurement of financial assets 20 (26)
Transfers to stage 1 0 0
Transfers to stage 2 0 0
Transfers to stage 3 0 0
New transactions 1,204 133
Maturity transactions (1,109)  
Gross carrying amount, Ending balance 163 48
Stage 1 | ECL | Debt Instruments Held    
Schedule of Amortized Value and the Corresponding ECL [Line Items]    
Gross carrying amount, Beginning balance 1,074 1,729
Changes in measurement of financial assets 43 1,256
Transfers to stage 1 0 0
Transfers to stage 2 0 0
Transfers to stage 3 0 0
New transactions   (1,621)
New transactions 28  
Maturity transactions 0 (290)
Gross carrying amount, Ending balance 1,145 1,074
Stage 2    
Schedule of Amortized Value and the Corresponding ECL [Line Items]    
Transfers to stage 1 0 0
Transfers to stage 2 0 0
Transfers to stage 3 0 0
Stage 2 | Repurchase agreements    
Schedule of Amortized Value and the Corresponding ECL [Line Items]    
Gross carrying amount, Beginning balance 0 0
Changes in measurement of financial assets 0 0
Transfers to stage 1 0 0
Transfers to stage 2 0 0
Transfers to stage 3 0 0
New transactions 0 0
Maturity transactions 0 0
Gross carrying amount, Ending balance 0 0
Stage 2 | Debt Instruments Held    
Schedule of Amortized Value and the Corresponding ECL [Line Items]    
Gross carrying amount, Beginning balance 0 0
Changes in measurement of financial assets 0 0
Transfers to stage 1 0 0
Transfers to stage 2 0 0
Transfers to stage 3 0 0
New transactions 0 0
Maturity transactions 0 0
Gross carrying amount, Ending balance 0 0
Stage 2 | ECL    
Schedule of Amortized Value and the Corresponding ECL [Line Items]    
Transfers to stage 1 0 0
Transfers to stage 2 0 0
Transfers to stage 3 0 0
Stage 2 | ECL | Repurchase agreements    
Schedule of Amortized Value and the Corresponding ECL [Line Items]    
Gross carrying amount, Beginning balance 0 0
Changes in measurement of financial assets 0 0
Transfers to stage 1 0 0
Transfers to stage 2 0 0
Transfers to stage 3 0 0
New transactions 0 0
Maturity transactions 0  
Gross carrying amount, Ending balance 0 0
Stage 2 | ECL | Debt Instruments Held    
Schedule of Amortized Value and the Corresponding ECL [Line Items]    
Gross carrying amount, Beginning balance 0 0
Changes in measurement of financial assets 0 0
Transfers to stage 1 0 0
Transfers to stage 2 0 0
Transfers to stage 3 0 0
New transactions   0
New transactions 0  
Maturity transactions 0 0
Gross carrying amount, Ending balance 0 0
Stage 3    
Schedule of Amortized Value and the Corresponding ECL [Line Items]    
Transfers to stage 1 0 0
Transfers to stage 2 0 0
Transfers to stage 3 0 0
Stage 3 | Repurchase agreements    
Schedule of Amortized Value and the Corresponding ECL [Line Items]    
Gross carrying amount, Beginning balance 0 0
Changes in measurement of financial assets 0 0
Transfers to stage 1 0 0
Transfers to stage 2 0 0
Transfers to stage 3 0 0
New transactions 0 0
Maturity transactions 0 0
Gross carrying amount, Ending balance 0 0
Stage 3 | Debt Instruments Held    
Schedule of Amortized Value and the Corresponding ECL [Line Items]    
Gross carrying amount, Beginning balance 0 0
Changes in measurement of financial assets 0 0
Transfers to stage 1 0 0
Transfers to stage 2 0 0
Transfers to stage 3 0 0
New transactions 0 0
Maturity transactions 0 0
Gross carrying amount, Ending balance 0 0
Stage 3 | ECL    
Schedule of Amortized Value and the Corresponding ECL [Line Items]    
Transfers to stage 1 0 0
Transfers to stage 2 0 0
Transfers to stage 3 0 0
Stage 3 | ECL | Repurchase agreements    
Schedule of Amortized Value and the Corresponding ECL [Line Items]    
Gross carrying amount, Beginning balance 0 0
Changes in measurement of financial assets 0 0
Transfers to stage 1 0 0
Transfers to stage 2 0 0
Transfers to stage 3 0 0
New transactions 0 0
Maturity transactions 0  
Gross carrying amount, Ending balance 0 0
Stage 3 | ECL | Debt Instruments Held    
Schedule of Amortized Value and the Corresponding ECL [Line Items]    
Gross carrying amount, Beginning balance 0 0
Changes in measurement of financial assets 0 0
Transfers to stage 1 0 0
Transfers to stage 2 0 0
Transfers to stage 3 0 0
New transactions   0
New transactions 0  
Maturity transactions 0 0
Gross carrying amount, Ending balance $ 0 $ 0