v3.26.1
NON-CASH TRANSACTIONS (Details) - BRL (R$)
R$ in Thousands
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Non-cash transaction [Line Items]      
Modification     R$ 987,188
Equity      
Non-cash transaction [Line Items]      
Capital increase R$ (1,194,490)    
Total (1,194,490)    
Loans and financing      
Non-cash transaction [Line Items]      
Acquisition of property and equipment (103,136)    
Acquisition of capitalized maintenance (284,671)    
Capital increase 878,617    
Compensation of lease (256,514)    
Compensation of accounts payable   R$ (654,854)  
Compensation of loans and financing (362,466)    
Transfers (38,576)   1,067
Execution of letters of credit (1,979,278)    
Loans and financing     (79,222)
Total (2,146,024) (654,854) (78,155)
Leases      
Non-cash transaction [Line Items]      
Capital increase 308,265    
Compensation of lease 945,290 102,170 239,000
Acquisition of lease (1,725,558) (2,771,846) (1,137,073)
Lease Modifications 2,131,152 (231,459)  
Transfers 155,586   (24,207)
Compensation of sublease     39,505
Modification     (1,237,322)
Total 1,814,735 (2,901,135) (2,120,097)
Convertible debt instruments      
Non-cash transaction [Line Items]      
Compensation of loans and financing 362,466    
Total 362,466    
Accounts payable      
Non-cash transaction [Line Items]      
Acquisition of property and equipment (367,181) (875,504) (208,154)
Acquisition of capitalized maintenance (423,782) (229,091) (229,884)
Acquisition of intangible (15,103) (65,659) (82,712)
Maintenance prepayment (73,195) (230,222)  
Maintenance reserves (127,865) (159,646) (116,173)
Capital increase 7,608    
Compensation of lease     38,950
Compensation of accounts payable 488,172 1,255,832  
Acquisition of lease 26,406 2,769 10,785
Transfers (163,211)   2,672,703
Execution of letters of credit 23,496    
Reverse factoring   208,804 391,676
Others   63,015  
Sale and leaseback     3,845
Total (624,655) (29,702) 2,481,036
Derivative financial instruments      
Non-cash transaction [Line Items]      
Transfers 38,576    
Total 38,576    
Provisions      
Non-cash transaction [Line Items]      
Addition the ARO (450,509) (713,649) (501,864)
Lease Modifications 978,159 (3,401)  
Transfers     97,819
Modification     250,134
Total 527,650 (717,050) (153,911)
Reverse factoring      
Non-cash transaction [Line Items]      
Reverse factoring   (208,804) (391,676)
Total   (208,804) (391,676)
Other liabilities      
Non-cash transaction [Line Items]      
Compensation of lease     123,958
Acquisition of lease   3,903 36,306
Transfers     (40,713)
Total   3,903 119,551
Accounts receivable      
Non-cash transaction [Line Items]      
Maintenance reserves 108,732 240,950  
Compensation of lease (255,321) (92,703) (401,267)
Compensation of accounts payable (59,885) (600,978)  
Acquisition of lease 48,326    
Transfers     587,157
Total (158,148) (452,731) 185,890
Inventories      
Non-cash transaction [Line Items]      
Transfers (31,998) (2,261) 22,110
Others   (9,878)  
Total (31,998) (12,139) 22,110
Deposits      
Non-cash transaction [Line Items]      
Maintenance reserves 19,133 (81,304) 116,173
Compensation of accounts payable (428,287)    
Transfers 7,625   (587,157)
Execution of letters of credit 1,875,860    
Total 1,474,331 (81,304) (470,984)
Property and equipment      
Non-cash transaction [Line Items]      
Acquisition of property and equipment 470,317 875,504 208,154
Compensation of lease (256,465)   (641)
Acquisition of lease     5,052
Transfers 6,358 (8,496) 73,310
Others   (53,137)  
Loans and financing     79,222
Sale and leaseback     (3,845)
Total 220,210 813,871 361,252
Right-of-use assets      
Non-cash transaction [Line Items]      
Acquisition of capitalized maintenance 708,453 229,091 229,884
Acquisition of lease 1,650,826 2,765,174 1,084,930
Addition the ARO 450,509 713,649 501,864
Lease Modifications (3,109,311) 234,860  
Transfers 156,729 66,248 (18,792)
Total (142,794) 4,009,022 2,785,074
Intangible assets      
Non-cash transaction [Line Items]      
Acquisition of intangible 15,103 65,659 82,712
Transfers   (37) 192
Total 15,103 65,622 82,904
Other assets      
Non-cash transaction [Line Items]      
Maintenance prepayment 73,195 230,222  
Compensation of lease (176,990)    
Transfers (131,089) (28,368)  
Execution of letters of credit 79,922    
Total R$ (154,962) 201,854  
Aircraft sublease      
Non-cash transaction [Line Items]      
Compensation of lease   (9,467)  
Transfers   (27,086)  
Compensation of sublease     (39,505)
Total   R$ (36,553) (39,505)
Advances to suppliers      
Non-cash transaction [Line Items]      
Transfers     (2,783,489)
Total     R$ (2,783,489)