INCOME PER COMMON SHARE - Schedule of reconciliations of the numerators and denominators (Details) - USD ($) shares in Millions, $ in Millions	3 Months Ended					9 Months Ended
	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Sep. 30, 2021	Mar. 31, 2021	Sep. 30, 2022	Sep. 30, 2021
Numerator (basic and diluted):
Net income	$ 218			$ 220		$ 729	$ 278
Less: Allocation to redeemable noncontrolling interest	(2)	$ 1	$ (1)	0	$ 6	(2)	6
Less: Allocation to unvested restricted stock awards	0			1		3	1
Net income attributable to common shareholders	$ 220			$ 219		$ 728	$ 271
Denominator:
Basic common shares (based upon weighted average) (in shares)	226			246		232	251
Add: Stock option dilution (in shares)	1			1		1	2
Diluted common shares (in shares)	227			247		233	253