Earnings Per Share (Tables)

6 Months Ended

Jun. 30, 2022

Earnings Per Share [Abstract]

Summary of Basic and Diluted Earnings Per Share

Basic and diluted earnings per share are as follows (in millions, except for share and per share amounts):

	Three Months Ended		Six Months Ended
	June 30,		June 30,
	2022		2022
Basic and diluted earnings per share:
Numerator
Net income attributable to Alight, Inc. - basic	$	51	$	40
Income (loss) impact of conversion of noncontrolling interest		1		(1	)
Net income attributable to Alight, Inc. - diluted	$	52	$	39
Denominator
Weighted-average shares outstanding - basic		457,851,348		457,347,581
Dilutive effect of the exchange of noncontrolling interest units		75,886,716		75,886,716
Dilutive effect of RSUs		—		836,356
Weighted-average shares outstanding - diluted		533,738,064		534,070,653
Basic earnings per share	$	0.11	$	0.09
Diluted earnings per share	$	0.10	$	0.07