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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	3 Months Ended				9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Sep. 30, 2023	Sep. 30, 2022
Numerator (basic and diluted):
Net income	$ 249	$ 218			$ 717	$ 729
Less: Allocation to redeemable noncontrolling interest	0	(2)	$ 1	$ (1)	0	(2)
Less: Allocation to unvested restricted stock awards	0	0			0	3
Net income attributable to common shareholders	$ 249	$ 220			$ 717	$ 728
Denominator:
Basic common shares (based upon weighted average) (in shares)	225	226			225	232
Add: Stock option dilution (in shares)	1	1			1	1
Diluted common shares (in shares)	226	227			226	233

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Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of share based payment arrangements using the treasury stock method.

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Change in noncontrolling interest during the period as a result of a change in the redemption value of redeemable noncontrolling interest.

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