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INTANGIBLE ASSETS - Accumulated Amortization (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Disclosure of detailed information about intangible assets [line items]    
Cost at beginning of the year $ 2,948  
Cost at end of year 2,687 $ 2,948
Accumulated amortization    
Disclosure of detailed information about intangible assets [line items]    
Cost at beginning of the year (579) (543)
Amortization (108) (152)
Foreign currency translation 42 116
Cost at end of year $ (645) $ (579)