Shareholders' Deficit (Tables)

9 Months Ended

Sep. 30, 2021

Stockholders' Equity Note [Abstract]

Accelerated Share Repurchases

	Shares Repurchased (thousands)			Dollar Value of Shares Repurchased					Remaining Dollar Value of Shares that may be Repurchased
Authorization Date	2021		2020	2021			2020		2021
November 2019	4,746		—	$	530		$	—	$	—
May 2021	2,602		—	330			—		1,670
Total	7,348	(a)	—	$	860	(a)	$	—	$	1,670

(a)    Includes the effect of $14 million in share repurchases (0.1 million shares) with trade dates on, or prior to, September 30, 2021, but cash settlement dates subsequent to September 30, 2021 and excludes the effect of $11 million in share repurchases (0.1 million shares) with trade dates on, or prior to, December 31, 2020, but cash settlement dates subsequent to December 31, 2020.

Schedule of Accumulated Other Comprehensive Income (Loss)

Changes in Accumulated other comprehensive loss (“AOCI”) are presented below.

	Translation Adjustments and Gains (Losses) From Intra-Entity Transactions of a Long-Term Nature		Pension and Post-Retirement Benefits		Derivative Instruments		Total
Balance at June 30, 2021, net of tax	$	(165)	$	(44)	$	(115)	$	(324)
OCI, net of tax
Gains (losses) arising during the period classified into AOCI, net of tax	(19)		2		—		(17)
(Gains) losses reclassified from AOCI, net of tax	—		4		6		10
	(19)		6		6		(7)
Balance at September 30, 2021, net of tax	$	(184)	$	(38)	$	(109)	$	(331)
Balance at December 31, 2020, net of tax	$	(182)	$	(96)	$	(133)	$	(411)
OCI, net of tax
Gains (losses) arising during the period classified into AOCI, net of tax	(2)		46		12		56
(Gains) losses reclassified from AOCI, net of tax	—		12		12		24
	(2)		58		24		80
Balance at September 30, 2021, net of tax	$	(184)	$	(38)	$	(109)	$	(331)