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v3.25.4

Obligations for pension and similar liabilities (Details 4) - Sensitivity [Member] - BRL (R$) R$ in Thousands | Dec. 31, 2025 | Dec. 31, 2024 | Dec. 31, 2023
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Sensitivity Current Service Cost And Interest [Member] |  |  |
IfrsStatementLineItems [Line Items] |  |  |
Interest rate (+)0.5% | R$ (26,808) | R$ (23,750) | R$ (27,627)
Interest rate (-)0.5% | 29,147 | 25,895 | 24,768
Biometric General Mortality Table Applied (+) 2 years | (57,188) | (48,858) | (50,263)
Biometric General Mortality Table Applied (-) 2 years | 59,695 | 50,445 | 48,527
Medical Assistance Cost (+)0.5% | 32,334 | 28,376 | 26,968
Medical Assistance Cost (-)0.5% | (30,085) | (26,451) | (30,133)
Present Value Of Liabilities [Member] |  |  |
IfrsStatementLineItems [Line Items] |  |  |
Interest rate (+)0.5% | (259,596) | (231,019) | (346,439)
Interest rate (-)0.5% | 282,241 | 251,828 | 266,243
Biometric General Mortality Table Applied (+) 2 years | (553,699) | (475,167) | (611,723)
Biometric General Mortality Table Applied (-) 2 years | 577,970 | 490,605 | 544,105
Medical Assistance Cost (+)0.5% | 313,063 | 275,982 | 291,763
Medical Assistance Cost (-)0.5% | R$ (291,286) | R$ (257,258) | R$ (376,538)

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