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Provisions for legal proceedings, judicial deposits and contingent liabilities (Details 4) - USD ($)
$ in Millions
Dec. 31, 2022
Dec. 31, 2021
IfrsStatementLineItems [Line Items]    
Total $ 49,171 $ 38,869
Tax contingent liability [member]    
IfrsStatementLineItems [Line Items]    
Total 32,094 24,785
Labor related contingent liability [member]    
IfrsStatementLineItems [Line Items]    
Total 8,272 7,172
Civil related contingent liability [member]    
IfrsStatementLineItems [Line Items]    
Total 7,548 5,720
Civil related environmental contingent liability [member]    
IfrsStatementLineItems [Line Items]    
Total $ 1,257 $ 1,192