v3.25.1
Financial instruments - Sensitivity analysis – exposure to interest rates – except for derivative financial instruments (Details)
R$ in Thousands
3 Months Ended
Mar. 31, 2025
BRL (R$)
Possible 25% | Cash and cash equivalents  
Disclosure of detailed information about financial instruments [line items]  
Financial assets R$ 2,039,305
Possible 25% | Marketable securities  
Disclosure of detailed information about financial instruments [line items]  
Financial assets 12,468
Possible 25% | Loans and financing  
Disclosure of detailed information about financial instruments [line items]  
Financial liabilities R$ (18,165,184)
Possible 25% | Interest rate risk [member]  
Disclosure of detailed information about financial instruments [line items]  
Sensitivity Analysis, Interest Rate, Percentage of Increase (Decrease) 25.00%
Possible 25% | Interest rate risk [member] | Cash and cash equivalents | CDI/SELIC  
Disclosure of detailed information about financial instruments [line items]  
Financial assets R$ 56,445
Possible 25% | Interest rate risk [member] | Marketable securities | CDI/SELIC  
Disclosure of detailed information about financial instruments [line items]  
Financial assets 198,764
Possible 25% | Interest rate risk [member] | Loans and financing | CDI/SELIC  
Disclosure of detailed information about financial instruments [line items]  
Financial liabilities 322,682
Possible 25% | Interest rate risk [member] | Loans and financing | BNDES – TJLP  
Disclosure of detailed information about financial instruments [line items]  
Financial liabilities 3,513
Possible 25% | Interest rate risk [member] | Loans and financing | SOFR  
Disclosure of detailed information about financial instruments [line items]  
Financial liabilities 272,786
Remote 50% | Cash and cash equivalents  
Disclosure of detailed information about financial instruments [line items]  
Financial assets 4,078,610
Remote 50% | Marketable securities  
Disclosure of detailed information about financial instruments [line items]  
Financial assets 24,935
Remote 50% | Loans and financing  
Disclosure of detailed information about financial instruments [line items]  
Financial liabilities R$ (36,330,369)
Remote 50% | Interest rate risk [member]  
Disclosure of detailed information about financial instruments [line items]  
Sensitivity Analysis, Interest Rate, Percentage of Increase (Decrease) 50.00%
Remote 50% | Interest rate risk [member] | Cash and cash equivalents | CDI/SELIC  
Disclosure of detailed information about financial instruments [line items]  
Financial assets R$ 112,890
Remote 50% | Interest rate risk [member] | Marketable securities | CDI/SELIC  
Disclosure of detailed information about financial instruments [line items]  
Financial assets 397,529
Remote 50% | Interest rate risk [member] | Loans and financing | CDI/SELIC  
Disclosure of detailed information about financial instruments [line items]  
Financial liabilities 645,364
Remote 50% | Interest rate risk [member] | Loans and financing | BNDES – TJLP  
Disclosure of detailed information about financial instruments [line items]  
Financial liabilities 7,026
Remote 50% | Interest rate risk [member] | Loans and financing | SOFR  
Disclosure of detailed information about financial instruments [line items]  
Financial liabilities 545,572
Probable (base value) | Cash and cash equivalents  
Disclosure of detailed information about financial instruments [line items]  
Financial assets 8,157,219
Probable (base value) | Marketable securities  
Disclosure of detailed information about financial instruments [line items]  
Financial assets 49,870
Probable (base value) | Loans and financing  
Disclosure of detailed information about financial instruments [line items]  
Financial liabilities (72,660,737)
Probable (base value) | Interest rate risk [member] | Cash and cash equivalents | CDI/SELIC  
Disclosure of detailed information about financial instruments [line items]  
Financial assets 1,595,620
Probable (base value) | Interest rate risk [member] | Marketable securities | CDI/SELIC  
Disclosure of detailed information about financial instruments [line items]  
Financial assets 5,618,783
Probable (base value) | Interest rate risk [member] | Loans and financing | CDI/SELIC  
Disclosure of detailed information about financial instruments [line items]  
Financial liabilities 9,121,748
Probable (base value) | Interest rate risk [member] | Loans and financing | BNDES – TJLP  
Disclosure of detailed information about financial instruments [line items]  
Financial liabilities 176,317
Probable (base value) | Interest rate risk [member] | Loans and financing | SOFR  
Disclosure of detailed information about financial instruments [line items]  
Financial liabilities R$ 24,742,476