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FINANCIAL INSTRUMENTS AND RISKS MANAGEMENT - Sensitivity analysis – exposure to interest rates – derivative financial instruments (Details) - Interest rate risk
R$ in Thousands
12 Months Ended
Dec. 31, 2024
BRL (R$)
Possible 25%  
Financial Instruments and Risks  
Percentage increase (decrease) in interest rate 25.00%
Possible 25% | Option contract | CDI  
Financial Instruments and Risks  
Derivative financial liabilities R$ (943,363)
Possible 25% | Swap contract | CDI  
Financial Instruments and Risks  
Derivative financial liabilities (91,012)
Possible 25% | Swap contract | SOFR  
Financial Instruments and Risks  
Derivative financial liabilities R$ (136,036)
Remote 50%  
Financial Instruments and Risks  
Percentage increase (decrease) in interest rate 50.00%
Remote 50% | Option contract | CDI  
Financial Instruments and Risks  
Derivative financial liabilities R$ (1,868,091)
Remote 50% | Swap contract | CDI  
Financial Instruments and Risks  
Derivative financial liabilities (178,459)
Remote 50% | Swap contract | SOFR  
Financial Instruments and Risks  
Derivative financial liabilities (261,559)
Probable (base value) | Option contract | CDI  
Financial Instruments and Risks  
Derivative financial liabilities (4,328,970)
Probable (base value) | Swap contract | CDI  
Financial Instruments and Risks  
Derivative financial liabilities (1,843,087)
Probable (base value) | Swap contract | SOFR  
Financial Instruments and Risks  
Derivative financial liabilities R$ (1,843,087)