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FINANCIAL RISK MANAGEMENT - Sensitivity Analysis For Foreign Currency Risk (Details) - Foreign currency risk - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
GBP      
Disclosure of nature and extent of risks arising from financial instruments [line items]      
Impact of 10% decrease on net income (loss) $ (6) $ (5) $ 10
Impact of 10% increase on net income (loss) 6 5 (10)
Impact of 10% decrease on parent equity (130) (150) 131
Impact of 10% increase on parent equity 130 150 (131)
BRL      
Disclosure of nature and extent of risks arising from financial instruments [line items]      
Impact of 10% decrease on net income (loss) (15) (12) 13
Impact of 10% increase on net income (loss) 15 12 (13)
Impact of 10% decrease on parent equity (9) (14) 34
Impact of 10% increase on parent equity $ 9 $ 14 $ (34)