v3.26.1
Shareholders equity - Other reserves (Details) - BRL (R$)
R$ in Thousands
3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Disclosure of classes of share capital [line items]    
Equity at beginning of period R$ 43,952,173 R$ 32,415,575
Exchange rate variations on conversion of financial information of the subsidiaries abroad (2) (103,396) (113,060)
Equity at end of period 48,182,731 38,535,646
Accumulated other comprehensive income    
Disclosure of classes of share capital [line items]    
Equity at beginning of period 888,669 1,348,796
Equity at end of period R$ 774,430 R$ 1,133,200