Employee Benefit Plans (Tables)

12 Months Ended

Dec. 31, 2017

Retirement Benefits [Abstract]

Summary of Net Periodic Benefit Cost

The components of net periodic benefit cost consisted of the following:

	Year Ended December 31,
	2017			2016			2015
Service cost	$	5		$	4		$	5
Interest cost	19			21			22
Expected return on plan assets	(30		)	(27		)	(31		)
Amortization of unrecognized amounts	8			5			5
Net periodic benefit cost (a)	$	2		$	3		$	1

__________ 

^(a)  All components of the net periodic benefit cost are recorded within selling, general and administrative expenses.

Summary of Funded Status of Pension Plans

The Company uses a measurement date of December 31 for its pension plans. The funded status of the pension plans were as follows:

	As of December 31,
Change in Benefit Obligation	2017			2016
Benefit obligation at end of prior year	$	720		$	656
Service cost	5			4
Interest cost	19			21
Actuarial (gain) loss	15			115
Currency translation adjustment	44			(53		)
Net benefits paid	(24		)	(23		)
Benefit obligation at end of current year	$	779		$	720
Change in Plan Assets
Fair value of assets at end of prior year	$	523		$	527
Actual return on plan assets	59			60
Employer contributions	24			12
Currency translation adjustment	32			(53		)
Net benefits paid	(24		)	(23		)
Fair value of assets at end of current year	$	614		$	523

Schedule of Net Funded Status [Table Text Block]

	As of December 31,
Funded Status	2017			2016
Classification of net balance sheet assets (liabilities):
Non-current assets	$	24		$	—
Current liabilities	(3		)	(1		)
Non-current liabilities	(186		)	(196		)
Net funded status	$	(165	)	$	(197	)

Summary of Assumptions Used to Determine Pension Obligations and Pension Costs

The following assumptions were used to determine pension obligations and pension costs for the principal plans in which the Company’s employees participated:

		For the Year Ended December 31,
U.S. Pension Benefit Plans		2017		2016		2015
Discount rate:
	Net periodic benefit cost	3.90	%	4.40	%	4.00	%
	Benefit obligation	3.50	%	3.90	%	4.40	%
Long-term rate of return on plan assets		7.00	%	7.00	%	7.25	%
Non-U.S. Pension Benefit Plans
Discount rate:
	Net periodic benefit cost	2.45	%	3.45	%	3.30	%
	Benefit obligation	2.55	%	2.45	%	3.45	%
Long-term rate of return on plan assets		4.70	%	4.45	%	4.65	%

Summary of Defined Benefit Pension Plans' Assets Fair Value

The following table presents the defined benefit pension plans’ assets measured at fair value, as of December 31:

	2017
Asset Class	Level 1		Level 2		Total
Cash equivalents and short-term investments	$	12	$	29	$	41
U.S. equities	102		43		145
Non-U.S. equities	50		100		150
Real estate	—		18		18
Government bonds	7		11		18
Corporate bonds	90		37		127
Other assets	3		112		115
Total assets	$	264	$	350	$	614

	2016
Asset Class	Level 1		Level 2		Total
Cash equivalents and short-term investments	$	12	$	15	$	27
U.S. equities	87		34		121
Non-U.S. equities	40		70		110
Real estate	—		15		15
Government bonds	7		70		77
Corporate bonds	82		40		122
Other assets	2		49		51
Total assets	$	230	$	293	$	523