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ACCOUNTS RECEIVABLE AND OTHER (Details) - USD ($)
$ in Millions
Dec. 31, 2021
Dec. 31, 2020
Current:    
Accounts receivables $ 402 $ 345
Prepayments & other assets 46 49
Total current 448 394
Non-current:    
Other assets 15 101
Total non-current 15 101
Brazil    
Current:    
Accounts receivables $ 210 $ 185