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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		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Numerator (basic and diluted):
Net income	$ 258	$ 263	$ 473	$ 468
Less: Allocation to unvested restricted stock awards	0	0	0	0
Net income attributable to common shareholders	$ 258	$ 263	$ 473	$ 468
Denominator:
Basic common shares (based upon weighted average) (in shares)	219	225	220	226
Add: Dilutive effect of stock options and other stock-based incentives (in shares)	0	1	1	0
Diluted common shares (in shares)	220	226	221	226

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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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