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FINANCE COSTS, NET (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Disclosure of detailed information about finance costs [Line Items]    
Interest expense $ 357 $ 342
Amortization of debt issue costs 1 2
Amortization of premium (1) (1)
Interest on lease liabilities 5 5
Loss (gain) on interest rate hedges 3 (5)
Interest capitalized (16) (24)
Accretion 48 41
Loss on debt extinguishment 0 15
Finance income (42) (28)
Total 355 347
Interest paid, classified as operating activities $ 303 $ 295
Capitalisation rate of borrowing costs eligible for capitalisation 6.00% 5.90%