v3.26.1
INSURANCE CONTRACTS (Details 1) - BRL (R$)
R$ in Thousands
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
IfrsStatementLineItems [Line Items]    
Present value of estimated future cash outflows R$ 471,902,282 R$ 448,797,866
- Acquisition costs 4,209,187 3,909,067
- Claims and other directly attributable expenses 467,693,095 444,888,799
Present value of estimated future cash inflows (95,593,039) (115,208,898)
Non-financial risk adjustment 1,419,950 1,713,661
Contractual Service Margin 22,304,102 24,695,113
Total remaining coverage of the general model/variable rate model 400,033,295 359,997,742
Non Onerous Contracts [Member]    
IfrsStatementLineItems [Line Items]    
Present value of estimated future cash outflows 442,481,502 415,934,920
- Acquisition costs 4,114,779 3,789,618
- Claims and other directly attributable expenses 438,366,723 412,145,302
Present value of estimated future cash inflows (91,025,507) (109,275,236)
Non-financial risk adjustment 792,866 926,022
Contractual Service Margin 22,189,750 24,594,993
Total remaining coverage of the general model/variable rate model 374,438,611 332,180,699
Onerous Contracts [Member]    
IfrsStatementLineItems [Line Items]    
Present value of estimated future cash outflows 29,420,780 32,862,946
- Acquisition costs 94,408 119,449
- Claims and other directly attributable expenses 29,326,372 32,743,497
Present value of estimated future cash inflows (4,567,532) (5,933,662)
Non-financial risk adjustment 627,084 787,639
Contractual Service Margin 114,352 100,120
Total remaining coverage of the general model/variable rate model R$ 25,594,684 R$ 27,817,043