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Cash and cash equivalents and Marketable securities (Details 1) - USD ($)
$ in Millions
Dec. 31, 2022
Dec. 31, 2021
IfrsStatementLineItems [Line Items]    
Fair value through profit or loss $ 713 $ 650
Amortized cost - Bank Deposit Certificates and time deposits 3,574  
Amortised cost 50 44
Total 4,337 694
[custom:MarketableSecuritiesCurrent1-0] 2,773 650
Non-current 1,564 44
Brazil [Member]    
IfrsStatementLineItems [Line Items]    
[custom:MarketableSecuritiesCurrent1-0] 1,747 650
Non-current 1,564 44
Foreign countries [member]    
IfrsStatementLineItems [Line Items]    
[custom:MarketableSecuritiesCurrent1-0] 1,026  
Marketable Securities [Member]    
IfrsStatementLineItems [Line Items]    
Total 4,337 694
[custom:MarketableSecuritiesCurrent1-0] 2,773 650
Non-current 1,564 44
Marketable Securities [Member] | Brazil [Member]    
IfrsStatementLineItems [Line Items]    
Fair value through profit or loss 713 650
Amortized cost - Bank Deposit Certificates and time deposits 2,548  
Amortised cost 50 44
Total 3,311 $ 694
Marketable Securities [Member] | Foreign countries [member]    
IfrsStatementLineItems [Line Items]    
Amortized cost - Bank Deposit Certificates and time deposits 1,026  
Total $ 1,026