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STOCK-BASED COMPENSATION - Performance Restricted Stock Units and Phantom Stock Awards (Details) - Phantom Share Units (PSUs) - USD ($)
shares in Thousands, $ in Millions
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Stock-based compensation    
Accrued compensation cost liability $ 5 $ 8
Unrecognized compensation cost $ 2 $ 3
Equivalent common shares 149 169