SCHEDULE II-VALUATION AND QUALIFYING ACCOUNTS

12 Months Ended

Dec. 31, 2021

SEC Schedule, 12-09, Valuation and Qualifying Accounts [Abstract]

SCHEDULE II-VALUATION AND QUALIFYING ACCOUNTS

SCHEDULE II—VALUATION AND QUALIFYING ACCOUNTS

(In millions)

 

Column A	Column B		Column C				Column D		Column E
Description	Balance at Beginning of Period		Provision/reversals Charged to Costs & Expenses		Charged to Other Accounts		Deductions		Balance at End of Period
Allowance for doubtful accounts
Year ended December 31, 2021	$	14	$	(1)	$	—	$	(4)	$	9
Year ended December 31, 2020	$	18	$	(3)	$	—	$	(1)	$	14
Year ended December 31, 2019	$	14	$	4	$	—	$	—	$	18
Deferred tax valuation allowance
Year ended December 31, 2021	$	51	$	7	$	—	$	—	$	58
Year ended December 31, 2020	$	45	$	6	$	—	$	—	$	51
Year ended December 31, 2019	$	39	$	6	$	—	$	—	$	45