Accumulated Other Comprehensive Loss

12 Months Ended

Dec. 31, 2019

Accumulated Other Comprehensive Income [Abstract]

Accumulated Other Comprehensive Loss

Accumulated Other Comprehensive Loss

The following table provides the components of accumulated other comprehensive loss for 2019, 2018 and 2017:

(in millions)	Foreign Currency Translation			Postretirement Benefit Plans			Derivative Instruments			Total
Balance at January 1, 2017	$	(140	)	$	(177	)	$	(1	)	$	(318	)
Foreign currency translation adjustment	79									79
Income tax impact on foreign currency translation adjustment	46									46
Changes in postretirement benefit plans				(18		)				(18		)
Income tax expense on changes in postretirement benefit plans				7						7
Foreign currency translation adjustment for postretirement benefit plans				(18		)				(18		)
Amortization of prior service cost and net actuarial loss on postretirement benefit plans into other non-operating income (expense), net				11						11
Income tax impact on amortization of postretirement benefit plan items				(3		)				(3		)
Unrealized loss on derivative hedge agreements							9			9
Reclassification of unrealized (gain) loss on foreign exchange agreements into revenue							(6		)	(6		)
Reclassification of unrealized (gain) loss on foreign exchange agreements into cost of revenue	—						1			1
Balance at December 31, 2017	$	(15	)	$	(198	)	$	3		$	(210	)

(in millions)	Foreign Currency Translation			Postretirement Benefit Plans			Derivative Instruments			Total
Cumulative effect of change in accounting principle	(11		)	(6		)				(17		)
Foreign currency translation adjustment	(83		)							(83		)
Income tax impact on foreign currency translation adjustment	(12		)							(12		)
Changes in postretirement benefit plans				(36		)				(36		)
Foreign currency translation adjustment for postretirement benefit plans				15						15
Income tax expense on changes in postretirement benefit plans				5						5
Amortization of prior service cost and net actuarial loss on postretirement benefit plans into other non-operating income (expense), net				9						9
Income tax impact on amortization of postretirement benefit plan items				(3		)				(3		)
Unrealized loss on derivative hedge agreements							(8		)	(8		)
Reclassification of unrealized (gain) loss on foreign exchange agreements into cost of revenue							4			4
Balance at December 31, 2018	$	(121	)	$	(214	)	$	(1	)	$	(336	)
Foreign currency translation adjustment	27									27
Income tax impact on foreign currency translation adjustment	(9		)	—						(9		)
Changes in postretirement benefit plans				(83		)				(83		)
Settlement charge released into other non-operating income (expense), net				9						9
Foreign currency translation adjustment for postretirement benefit plans				(3		)				(3		)
Income tax expense on changes in postretirement benefit plans, including settlement				16						16
Amortization of prior service cost and net actuarial loss on postretirement benefit plans into other non-operating income (expense), net				8						8
Income tax impact on amortization of postretirement benefit plan items				(2		)				(2		)
Unrealized loss on derivative hedge agreements							(14		)	(14		)
Reclassification of unrealized loss on foreign exchange agreements into revenue							7			7
Reclassification of unrealized loss on foreign exchange agreements into cost of revenue							5			5
Balance at December 31, 2019	$	(103	)	$	(269	)	$	(3	)	$	(375	)