INCOME PER COMMON SHARE - Reconciliations of the Numerators and Denominators Used in the Computations of Basic and Diluted Earnings per Common Share (Details) - USD ($) shares in Millions, $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Numerator (basic and diluted):
Net income	$ 908	$ 844	$ 410
Less: Allocation to redeemable noncontrolling interest	0	(2)	2
Less: Allocation to unvested restricted stock awards	0	4	2
Net income attributable to common shareholders	$ 908	$ 842	$ 406
Denominator:
Basic common shares (based upon weighted average) (in shares)	225	231	249
Add: Stock option dilution (in shares)	1	1	2
Diluted common shares (in shares)	226	232	251