v3.26.1
INSURANCE CONTRACTS (Details 9)
R$ in Thousands
Dec. 31, 2025
BRL (R$)
Payment Year One [Member] | One year before reporting year [member]  
IfrsStatementLineItems [Line Items]  
Payments accumulated up to the base date R$ 3,350,667
Payment Year One [Member] | Two years before reporting year [member]  
IfrsStatementLineItems [Line Items]  
Payments accumulated up to the base date 3,452,361
Payment Year One [Member] | Three years before reporting year [member]  
IfrsStatementLineItems [Line Items]  
Payments accumulated up to the base date 3,181,843
Payment Year One [Member] | Four years before reporting year [member]  
IfrsStatementLineItems [Line Items]  
Payments accumulated up to the base date 3,095,780
Payment Year One [Member] | Five years before reporting year [member]  
IfrsStatementLineItems [Line Items]  
Payments accumulated up to the base date 3,082,673
Payment Year One [Member] | Six years before reporting year [member]  
IfrsStatementLineItems [Line Items]  
Payments accumulated up to the base date 4,454,289
Payment Year One [Member] | Seven years before reporting year [member]  
IfrsStatementLineItems [Line Items]  
Payments accumulated up to the base date 4,566,465
Payment Year One [Member] | Eight years before reporting year [member]  
IfrsStatementLineItems [Line Items]  
Payments accumulated up to the base date 4,918,706
Payment Year One [Member] | Nine years before reporting year [member]  
IfrsStatementLineItems [Line Items]  
Payments accumulated up to the base date 5,364,165
Payment Year One [Member] | Ten Years Before Reporting Year [Member]  
IfrsStatementLineItems [Line Items]  
Payments accumulated up to the base date 5,516,396
Payment Year One [Member] | Reporting year [member]  
IfrsStatementLineItems [Line Items]  
Payments accumulated up to the base date 5,516,396
Estimate of claims up to the base date 19,900,189
Estimated claims payable by the base date 14,383,793
Payment Year Two [Member] | One year before reporting year [member]  
IfrsStatementLineItems [Line Items]  
Payments accumulated up to the base date 3,604,249
Payment Year Two [Member] | Two years before reporting year [member]  
IfrsStatementLineItems [Line Items]  
Payments accumulated up to the base date 3,847,199
Payment Year Two [Member] | Three years before reporting year [member]  
IfrsStatementLineItems [Line Items]  
Payments accumulated up to the base date 3,499,560
Payment Year Two [Member] | Four years before reporting year [member]  
IfrsStatementLineItems [Line Items]  
Payments accumulated up to the base date 3,459,562
Payment Year Two [Member] | Five years before reporting year [member]  
IfrsStatementLineItems [Line Items]  
Payments accumulated up to the base date 3,487,210
Payment Year Two [Member] | Six years before reporting year [member]  
IfrsStatementLineItems [Line Items]  
Payments accumulated up to the base date 4,325,114
Payment Year Two [Member] | Seven years before reporting year [member]  
IfrsStatementLineItems [Line Items]  
Payments accumulated up to the base date 5,038,121
Payment Year Two [Member] | Eight years before reporting year [member]  
IfrsStatementLineItems [Line Items]  
Payments accumulated up to the base date 5,294,584
Payment Year Two [Member] | Nine years before reporting year [member]  
IfrsStatementLineItems [Line Items]  
Payments accumulated up to the base date 5,696,584
Payment Year Two [Member] | Reporting year [member]  
IfrsStatementLineItems [Line Items]  
Payments accumulated up to the base date 5,696,584
Estimate of claims up to the base date 7,198,107
Estimated claims payable by the base date 1,501,523
Payment Year Three [Member] | One year before reporting year [member]  
IfrsStatementLineItems [Line Items]  
Payments accumulated up to the base date 3,274,280
Payment Year Three [Member] | Two years before reporting year [member]  
IfrsStatementLineItems [Line Items]  
Payments accumulated up to the base date 3,494,977
Payment Year Three [Member] | Three years before reporting year [member]  
IfrsStatementLineItems [Line Items]  
Payments accumulated up to the base date 3,174,162
Payment Year Three [Member] | Four years before reporting year [member]  
IfrsStatementLineItems [Line Items]  
Payments accumulated up to the base date 3,207,486
Payment Year Three [Member] | Five years before reporting year [member]  
IfrsStatementLineItems [Line Items]  
Payments accumulated up to the base date 3,078,953
Payment Year Three [Member] | Six years before reporting year [member]  
IfrsStatementLineItems [Line Items]  
Payments accumulated up to the base date 4,010,617
Payment Year Three [Member] | Seven years before reporting year [member]  
IfrsStatementLineItems [Line Items]  
Payments accumulated up to the base date 4,812,415
Payment Year Three [Member] | Eight years before reporting year [member]  
IfrsStatementLineItems [Line Items]  
Payments accumulated up to the base date 5,056,597
Payment Year Three [Member] | Reporting year [member]  
IfrsStatementLineItems [Line Items]  
Payments accumulated up to the base date 5,056,597
Estimate of claims up to the base date 5,613,467
Estimated claims payable by the base date 556,870
Payment Year Four [Member] | One year before reporting year [member]  
IfrsStatementLineItems [Line Items]  
Payments accumulated up to the base date 3,273,808
Payment Year Four [Member] | Two years before reporting year [member]  
IfrsStatementLineItems [Line Items]  
Payments accumulated up to the base date 3,508,883
Payment Year Four [Member] | Three years before reporting year [member]  
IfrsStatementLineItems [Line Items]  
Payments accumulated up to the base date 3,184,224
Payment Year Four [Member] | Four years before reporting year [member]  
IfrsStatementLineItems [Line Items]  
Payments accumulated up to the base date 3,223,295
Payment Year Four [Member] | Five years before reporting year [member]  
IfrsStatementLineItems [Line Items]  
Payments accumulated up to the base date 3,071,630
Payment Year Four [Member] | Six years before reporting year [member]  
IfrsStatementLineItems [Line Items]  
Payments accumulated up to the base date 4,012,414
Payment Year Four [Member] | Seven years before reporting year [member]  
IfrsStatementLineItems [Line Items]  
Payments accumulated up to the base date 4,857,834
Payment Year Four [Member] | Reporting year [member]  
IfrsStatementLineItems [Line Items]  
Payments accumulated up to the base date 4,857,834
Estimate of claims up to the base date 5,140,266
Estimated claims payable by the base date 282,432
Payment Year Five [Member] | One year before reporting year [member]  
IfrsStatementLineItems [Line Items]  
Payments accumulated up to the base date 3,296,445
Payment Year Five [Member] | Two years before reporting year [member]  
IfrsStatementLineItems [Line Items]  
Payments accumulated up to the base date 3,521,591
Payment Year Five [Member] | Three years before reporting year [member]  
IfrsStatementLineItems [Line Items]  
Payments accumulated up to the base date 3,205,116
Payment Year Five [Member] | Four years before reporting year [member]  
IfrsStatementLineItems [Line Items]  
Payments accumulated up to the base date 3,242,090
Payment Year Five [Member] | Five years before reporting year [member]  
IfrsStatementLineItems [Line Items]  
Payments accumulated up to the base date 3,091,574
Payment Year Five [Member] | Six years before reporting year [member]  
IfrsStatementLineItems [Line Items]  
Payments accumulated up to the base date 4,034,607
Payment Year Five [Member] | Reporting year [member]  
IfrsStatementLineItems [Line Items]  
Payments accumulated up to the base date 4,034,607
Estimate of claims up to the base date 4,267,857
Estimated claims payable by the base date 233,250
Payment Year Six [Member] | One year before reporting year [member]  
IfrsStatementLineItems [Line Items]  
Payments accumulated up to the base date 3,306,163
Payment Year Six [Member] | Two years before reporting year [member]  
IfrsStatementLineItems [Line Items]  
Payments accumulated up to the base date 3,526,705
Payment Year Six [Member] | Three years before reporting year [member]  
IfrsStatementLineItems [Line Items]  
Payments accumulated up to the base date 3,207,657
Payment Year Six [Member] | Four years before reporting year [member]  
IfrsStatementLineItems [Line Items]  
Payments accumulated up to the base date 3,253,282
Payment Year Six [Member] | Five years before reporting year [member]  
IfrsStatementLineItems [Line Items]  
Payments accumulated up to the base date 3,115,309
Payment Year Six [Member] | Reporting year [member]  
IfrsStatementLineItems [Line Items]  
Payments accumulated up to the base date 3,115,309
Estimate of claims up to the base date 3,244,240
Estimated claims payable by the base date 128,931
Payment Year Seven [Member] | One year before reporting year [member]  
IfrsStatementLineItems [Line Items]  
Payments accumulated up to the base date 3,318,327
Payment Year Seven [Member] | Two years before reporting year [member]  
IfrsStatementLineItems [Line Items]  
Payments accumulated up to the base date 3,539,966
Payment Year Seven [Member] | Three years before reporting year [member]  
IfrsStatementLineItems [Line Items]  
Payments accumulated up to the base date 3,222,305
Payment Year Seven [Member] | Four years before reporting year [member]  
IfrsStatementLineItems [Line Items]  
Payments accumulated up to the base date 3,262,688
Payment Year Seven [Member] | Reporting year [member]  
IfrsStatementLineItems [Line Items]  
Payments accumulated up to the base date 3,262,688
Estimate of claims up to the base date 3,346,298
Estimated claims payable by the base date 83,610
Payment Year Eight [Member] | One year before reporting year [member]  
IfrsStatementLineItems [Line Items]  
Payments accumulated up to the base date 3,311,737
Payment Year Eight [Member] | Two years before reporting year [member]  
IfrsStatementLineItems [Line Items]  
Payments accumulated up to the base date 3,542,422
Payment Year Eight [Member] | Three years before reporting year [member]  
IfrsStatementLineItems [Line Items]  
Payments accumulated up to the base date 3,234,388
Payment Year Eight [Member] | Reporting year [member]  
IfrsStatementLineItems [Line Items]  
Payments accumulated up to the base date 3,234,388
Estimate of claims up to the base date 3,298,429
Estimated claims payable by the base date 64,041
Payment Year Nine [Member] | One year before reporting year [member]  
IfrsStatementLineItems [Line Items]  
Payments accumulated up to the base date 3,324,954
Payment Year Nine [Member] | Two years before reporting year [member]  
IfrsStatementLineItems [Line Items]  
Payments accumulated up to the base date 3,551,502
Payment Year Nine [Member] | Reporting year [member]  
IfrsStatementLineItems [Line Items]  
Payments accumulated up to the base date 3,551,502
Estimate of claims up to the base date 3,598,850
Estimated claims payable by the base date 47,348
Payment Year Ten [Member] | One year before reporting year [member]  
IfrsStatementLineItems [Line Items]  
Payments accumulated up to the base date 3,331,002
Payment Year Ten [Member] | Reporting year [member]  
IfrsStatementLineItems [Line Items]  
Payments accumulated up to the base date 3,331,002
Estimate of claims up to the base date R$ 3,331,002