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Provisions for legal proceedings, judicial deposits and contingent liabilities (Details 1) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Notes and other explanatory information [abstract]    
Opening Balance $ 3,305 $ 3,010
Additions, net of reversals 478 389
Use of provision (730) (709)
Revaluation of existing proceedings and interest charges 541 376
Others 16 (5)
Translation adjustment (777) 244
Closing Balance $ 2,833 $ 3,305