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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
	Mar. 31, 2024	Mar. 31, 2023
Numerator (basic and diluted):
Net income	$ 215	$ 205
Less: Allocation to unvested restricted stock awards	0	0
Net income attributable to common shareholders	$ 215	$ 205
Denominator:
Basic common shares (based upon weighted average) (in shares)	221	226
Add: Dilutive effect of stock options and other stock-based incentives (in shares)	1	1
Diluted common shares (in shares)	221	227

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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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