Accumulated Other Comprehensive Loss (Tables)

12 Months Ended

Dec. 31, 2017

Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]

Changes in Accumulated Other Comprehensive Income (Loss)

	Years Ended December 31,
	2017			2016			2015
Unrealized gain on cash flow hedges
Beginning balance	$	17		$	—		$	—
Change in value of cash flow hedges, net of tax	(1		)	17			—
Ending balance	16			17			—
Defined benefit plans
Beginning balance	(20		)	(13		)	(11		)
Unrealized gain (loss) on subsidiary pension before reclassification adjustment, net of tax	—			(7		)	(2		)
Reclassification adjustment, net of tax(a)	21			—			—
Ending balance	1			(20		)	(13		)
Foreign currency translation adjustment
Beginning balance	(1,235		)	(1,091		)	(422		)
Translation gain (loss) before reclassification adjustment, net of tax	253			(144		)	(669		)
Reclassification adjustment(a)	197			—			—
Ending balance	(785		)	(1,235		)	(1,091		)
Total accumulated other comprehensive loss	$	(768	)	$	(1,238	)	$	(1,104	)

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(a) The reclassification adjustment in 2017 is related to the sale of the European Operations.