Earnings Per Share (Tables)

9 Months Ended

Sep. 30, 2021

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):

	Successor
	Three Months Ended
	September 30,
	2021
Basic and diluted net loss per share:
Numerator
Net loss attributable to Alight, Inc.  - basic and diluted	$	(107	)
Denominator
Weighted average shares outstanding - basic and diluted		438,968,920
Basic and diluted net loss per share	$	(0.24	)