CAPITAL STOCK AND EQUITY - Description of Stock Based Compensation Plans and Related Costs (Details) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Equity [Abstract]
Stock-settled and cash-settled compensation expensed	$ 152	$ 40	$ 110
Stock-settled and cash-settled compensation capitalized	18	7	28
Total stock-settled and cash-settled compensation costs	$ 170	$ 47	$ 138

Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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