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SHARE-BASED COMPENSATION - Stock Options (Narrative) (Details) - USD ($)
$ / shares in Units, $ in Millions
12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Proceeds from stock options exercised $ 0 $ 0 $ 1
Grants in period, weighted average grant date fair value (in dollars per share) $ 4.30 $ 7.43 $ 9.60
Stock options      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Unrecognized compensation cost $ 80    
Weighted-average amortization period (in years) 1 year 9 months 18 days    
Exercises in period, intrinsic value $ 0 $ 0 $ 0