v3.25.4
Financial instruments - Fair value of loans and financing (Details) - Loans, financing and debentures - BRL (R$)
R$ in Thousands
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Disclosure of detailed information about financial instruments [table]    
Financial liabilities, at fair value R$ 88,260,594 R$ 98,802,972
Disclosure of detailed information about financial instruments [line items]    
Financial liabilities, at fair value R$ 88,260,594 98,802,972
Bonds | Foreign countries | Fixed    
Disclosure of detailed information about financial instruments [table]    
Description of valuation techniques used to measure fair value less costs of disposal Secondary Market  
Financial liabilities, at fair value R$ 36,655,663 48,734,909
Disclosure of detailed information about financial instruments [line items]    
Description of valuation techniques used to measure fair value less costs of disposal Secondary Market  
Financial liabilities, at fair value R$ 36,655,663 48,734,909
Export credits (“export prepayments”) | Foreign countries | SOFR    
Disclosure of detailed information about financial instruments [table]    
Description of valuation techniques used to measure fair value less costs of disposal SOFR  
Financial liabilities, at fair value R$ 18,404,795 22,740,891
Disclosure of detailed information about financial instruments [line items]    
Description of valuation techniques used to measure fair value less costs of disposal SOFR  
Financial liabilities, at fair value R$ 18,404,795 22,740,891
Export credits (“export prepayments”) | Country of domicile | Fixed    
Disclosure of detailed information about financial instruments [table]    
Description of valuation techniques used to measure fair value less costs of disposal DI 1  
Financial liabilities, at fair value R$ 334,422
Disclosure of detailed information about financial instruments [line items]    
Description of valuation techniques used to measure fair value less costs of disposal DI 1  
Financial liabilities, at fair value R$ 334,422
Assets Financing | Foreign countries | SOFR    
Disclosure of detailed information about financial instruments [table]    
Description of valuation techniques used to measure fair value less costs of disposal SOFR  
Financial liabilities, at fair value R$ 277,172 422,115
Disclosure of detailed information about financial instruments [line items]    
Description of valuation techniques used to measure fair value less costs of disposal SOFR  
Financial liabilities, at fair value R$ 277,172 422,115
Assets Financing | Country of domicile | SOFR    
Disclosure of detailed information about financial instruments [table]    
Description of valuation techniques used to measure fair value less costs of disposal DI 1  
Financial liabilities, at fair value R$ 49,911 60,566
Disclosure of detailed information about financial instruments [line items]    
Description of valuation techniques used to measure fair value less costs of disposal DI 1  
Financial liabilities, at fair value R$ 49,911 60,566
ECA - Export Credit Agency | Foreign countries | SOFR    
Disclosure of detailed information about financial instruments [table]    
Description of valuation techniques used to measure fair value less costs of disposal SOFR  
Financial liabilities, at fair value R$ 1,979,202 864,202
Disclosure of detailed information about financial instruments [line items]    
Description of valuation techniques used to measure fair value less costs of disposal SOFR  
Financial liabilities, at fair value R$ 1,979,202 864,202
IFC - International Finance Corporation | Foreign countries | SOFR    
Disclosure of detailed information about financial instruments [table]    
Description of valuation techniques used to measure fair value less costs of disposal SOFR  
Financial liabilities, at fair value R$ 5,442,675 6,261,715
Disclosure of detailed information about financial instruments [line items]    
Description of valuation techniques used to measure fair value less costs of disposal SOFR  
Financial liabilities, at fair value R$ 5,442,675 6,261,715
Panda Bonds - CNH [Member] | Foreign countries | Fixed    
Disclosure of detailed information about financial instruments [table]    
Description of valuation techniques used to measure fair value less costs of disposal Fixed  
Financial liabilities, at fair value R$ 1,964,329 951,125
Disclosure of detailed information about financial instruments [line items]    
Description of valuation techniques used to measure fair value less costs of disposal Fixed  
Financial liabilities, at fair value R$ 1,964,329 951,125
BNDES – TJLP [Member] | Country of domicile | BNDES – TJLP    
Disclosure of detailed information about financial instruments [table]    
Description of valuation techniques used to measure fair value less costs of disposal DI 1  
Financial liabilities, at fair value R$ 95,167 171,109
Disclosure of detailed information about financial instruments [line items]    
Description of valuation techniques used to measure fair value less costs of disposal DI 1  
Financial liabilities, at fair value R$ 95,167 171,109
BNDES – TLP [Member] | Country of domicile | BNDES – TLP    
Disclosure of detailed information about financial instruments [table]    
Description of valuation techniques used to measure fair value less costs of disposal DI 1  
Financial liabilities, at fair value R$ 4,193,766 3,275,012
Disclosure of detailed information about financial instruments [line items]    
Description of valuation techniques used to measure fair value less costs of disposal DI 1  
Financial liabilities, at fair value R$ 4,193,766 3,275,012
BNDES | Country of domicile | BNDES – SELIC    
Disclosure of detailed information about financial instruments [table]    
Description of valuation techniques used to measure fair value less costs of disposal DI 1  
Financial liabilities, at fair value R$ 547,000 645,139
Disclosure of detailed information about financial instruments [line items]    
Description of valuation techniques used to measure fair value less costs of disposal DI 1  
Financial liabilities, at fair value R$ 547,000 645,139
BNDES – TR | Country of domicile | BNDES – TR    
Disclosure of detailed information about financial instruments [table]    
Description of valuation techniques used to measure fair value less costs of disposal DI 1  
Financial liabilities, at fair value R$ 90,356 33,466
Disclosure of detailed information about financial instruments [line items]    
Description of valuation techniques used to measure fair value less costs of disposal DI 1  
Financial liabilities, at fair value R$ 90,356 33,466
BNDES - US$ | Country of domicile | BNDES - US$    
Disclosure of detailed information about financial instruments [table]    
Description of valuation techniques used to measure fair value less costs of disposal DI 2  
Financial liabilities, at fair value R$ 253,500 106,966
Disclosure of detailed information about financial instruments [line items]    
Description of valuation techniques used to measure fair value less costs of disposal DI 2  
Financial liabilities, at fair value R$ 253,500 106,966
Debentures [Member] | Country of domicile | CDI/IPCA    
Disclosure of detailed information about financial instruments [table]    
Description of valuation techniques used to measure fair value less costs of disposal DI 1/IPCA  
Financial liabilities, at fair value R$ 10,873,596 12,002,992
Disclosure of detailed information about financial instruments [line items]    
Description of valuation techniques used to measure fair value less costs of disposal DI 1/IPCA  
Financial liabilities, at fair value R$ 10,873,596 12,002,992
NCE ("Export Credit Notes") | Country of domicile | CDI    
Disclosure of detailed information about financial instruments [table]    
Description of valuation techniques used to measure fair value less costs of disposal DI 1  
Financial liabilities, at fair value R$ 105,865 108,308
Disclosure of detailed information about financial instruments [line items]    
Description of valuation techniques used to measure fair value less costs of disposal DI 1  
Financial liabilities, at fair value R$ 105,865 108,308
NCR ("Rural Credit Notes") | Country of domicile | CDI    
Disclosure of detailed information about financial instruments [table]    
Description of valuation techniques used to measure fair value less costs of disposal DI 1  
Financial liabilities, at fair value R$ 5,520,478 2,424,457
Disclosure of detailed information about financial instruments [line items]    
Description of valuation techniques used to measure fair value less costs of disposal DI 1  
Financial liabilities, at fair value R$ 5,520,478 R$ 2,424,457
Rural Producer Note (CPR) | Country of domicile | CDI    
Disclosure of detailed information about financial instruments [table]    
Financial liabilities, at fair value 1,472,697  
Disclosure of detailed information about financial instruments [line items]    
Financial liabilities, at fair value R$ 1,472,697