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REVENUES - Geographic Information (Details)
$ in Millions
12 Months Ended
Dec. 31, 2021
USD ($)
customer
Dec. 31, 2020
USD ($)
Dec. 31, 2019
USD ($)
Disclosure of geographical areas [line items]      
Revenues $ 1,643 $ 1,430 $ 1,619
Brazil      
Disclosure of geographical areas [line items]      
Revenues 1,074 942 1,141
United Kingdom      
Disclosure of geographical areas [line items]      
Revenues $ 569 $ 488 $ 478
Customer Concentration Risk 1      
Disclosure of geographical areas [line items]      
Concentration risk, number of customers | customer 1