Valuation and Qualifying Accounts

12 Months Ended

Dec. 31, 2021

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

Valuation and Qualifying Accounts

Schedule II – Valuation and Qualifying Accounts

(in millions)

Description	Balance at Beginning of Period		Expense (Benefit)		Other Adjustments(a)		Deductions		Balance at End of Period
Allowance for Doubtful Accounts:
Year Ended December 31,
2021	$	60	$	107	$	(2)	$	(81)	$	84
2020	52		73		3		(68)		60
2019	39		41		—		(28)		52
Tax Valuation Allowance:
Year Ended December 31,
2021	$	207	$	(35)	$	(3)	$	—	$	169
2020	214		(1)		(6)		—		207
2019	311		(95)		(2)		—		214

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(a)Other Adjustments relate to currency translation adjustments.