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INCOME PER COMMON SHARE (Tables)

12 Months Ended

Dec. 31, 2021

Earnings Per Share [Abstract]

Schedule of reconciliations of the numerators and denominators used in the computations of basic and diluted earnings per common share

Reconciliations of the numerators and denominators used in the computations of basic and diluted earnings per common share were as follows, in millions:


			Year Ended December 31,
			2021						2020						2019
Numerator (basic and diluted):
Income from continuing operations			$	410					$	810					$	639
Less: Allocation to redeemable noncontrolling interest			2						—						—
Less: Allocation to unvested restricted stock awards			2						6						4
Income from continuing operations attributable to common shareholders			406						804						635
Income from discontinued operations, net			—						414						296
Less: Allocation to unvested restricted stock awards			—						3						2
Income from discontinued operations, net attributable to common shareholders			—						411						294
Net income attributable to common shareholders			$	406					$	1,215					$	929

Denominator:
Basic common shares (based upon weighted average)			249						264						287
Add: Stock option dilution			2						—						1
Diluted common shares			251						264						288