Employee Benefit Plans (Tables)

12 Months Ended

Dec. 31, 2014

Compensation and Retirement Disclosure [Abstract]

Summary of Net Periodic Benefit Cost

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

	Year Ended December 31,
	2014			2013			2012
Service cost	$	5		$	5		$	5
Interest cost	29			26			27
Expected return on plan assets	(32		)	(28		)	(25		)
Amortization of unrecognized amounts	3			15			14
Net periodic benefit cost	$	5		$	18		$	21

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	2014			2013
Benefit obligation at end of prior year	$	670		$	670
Service cost	5			5
Interest cost	29			26
Plan amendments	(1		)	1
Actuarial (gain) loss	72			(19		)
Currency translation adjustment	(34		)	8
Net benefits paid	(25		)	(21		)
Benefit obligation at end of current year	$	716		$	670
Change in Plan Assets
Fair value of assets at end of prior year	$	517		$	465
Actual return on plan assets	56			52
Employer contributions	26			17
Currency translation adjustment	(21		)	4
Net benefits paid	(25		)	(21		)
Fair value of assets at end of current year	$	553		$	517

Schedule of Net Funded Status [Table Text Block]

	As of December 31,
Funded Status	2014			2013
Classification of net balance sheet assets (liabilities)
Non-current assets	$	15		$	—
Current liabilities	(1		)	—
Non-current liabilities	(177		)	(153		)
Net funded status	$	(163	)	$	(153	)

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,
		2014		2013		2012
U.S. Pension Benefit Plans
Discount rate:
	Net periodic benefit cost	4.75	%	3.75	%	4.00	%
	Benefit obligation	4.00	%	4.75	%	4.00	%
Long-term rate of return on plan assets		7.50	%	7.50	%	7.50	%
Non-U.S. Pension Benefit Plans
Discount rate:
	Net periodic benefit cost	4.50	%	4.50	%	4.75	%
	Benefit obligation	3.30	%	4.50	%	4.50	%
Long-term rate of return on plan assets		5.30	%	5.25	%	5.35	%

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:

Asset Class		2014		2013
Cash equivalents		$	2	$	10
Short term investments		4		5
U.S. stock		113		104
Non-U.S. stock		163		166
Real estate investment trusts		—		9
Non-U.S. government securities		85		80
U.S. government securities		6		3
Corporate bonds		167		137
Other assets		13		3
	Total assets	$	553	$	517