Postretirement Benefit Plans (Tables)

12 Months Ended

Dec. 31, 2015

Compensation And Retirement Disclosure [Abstract]

Expense related to defined benefit and retiree health care benefit plans was as follows:

	U.S. Defined Benefit									U.S. Retiree Health Care									Non-U.S. Defined Benefit
	2015			2014			2013			2015			2014			2013			2015			2014			2013
Service cost	$	22		$	21		$	26		$	5		$	4		$	5		$	35		$	39		$	41
Interest cost		43			45			45			20			22			20			53			68			61
Expected return on plan assets		(48	)		(42	)		(48	)		(22	)		(20	)		(24	)		(76	)		(80	)		(67	)
Amortization of prior service cost (credit)		—			—			1			2			4			4			(2	)		(2	)		(3	)
Recognized net actuarial loss		19			26			21			8			7			11			24			24			31
Net periodic benefit costs		36			50			45			13			17			16			34			49			63

Settlement losses		25			5			41			—			—			—			2			1			4
Curtailment gain		—			—			—			—			—			—			—			(2	)		(7	)
Total, including other postretirement losses (gains)	$	61		$	55		$	86		$	13		$	17		$	16		$	36		$	48		$	60

Schedule of Changes in the Benefit Obligations and Plan Assets for the Defined Benefit and Retiree Health Care Benefit Plans

Changes in the benefit obligations and plan assets for defined benefit and retiree health care benefit plans were as follows:

	U.S.						U.S.						Non-U.S.
	Defined Benefit						Retiree Health Care						Defined Benefit
	2015			2014			2015			2014			2015			2014
Change in plan benefit obligation:
Benefit obligation at beginning of year	$	1,076		$	955		$	513		$	472		$	2,316		$	2,276
Service cost		22			21			5			4			35			39
Interest cost		43			45			20			22			53			68
Participant contributions		—			—			19			19			6			5
Benefits paid		(8	)		(66	)		(46	)		(45	)		(73	)		(84	)
Medicare subsidy		—			—			3			4			—			—
Actuarial loss (gain)		(6	)		133			(21	)		37			14			275
Settlements		(94	)		(12	)		—			—			(18	)		(7	)
Curtailments		—			—			—			—			—			(11	)
Plan amendments		—			—			(30	)		—			—			—
Effects of exchange rate changes		—			—			—			—			(102	)		(245	)
Benefit obligation at end of year (BO)	$	1,033		$	1,076		$	463		$	513		$	2,231		$	2,316

Change in plan assets:
Fair value of plan assets at beginning of year	$	1,082		$	941		$	497		$	485		$	2,213		$	2,179
Actual return on plan assets		(24	)		132			—			24			25			295
Employer contributions (funding of qualified plans)		52			75			1			10			72			64
Employer contributions (payments for non-qualified plans)		11			12			—			—			—			—
Participant contributions		—			—			19			19			6			5
Benefits paid		(8	)		(66	)		(46	)		(45	)		(73	)		(84	)
Medicare subsidy		—			—			—			4			—			—
Settlements		(94	)		(12	)		—			—			(18	)		(7	)
Effects of exchange rate changes		—			—			—			—			(91	)		(239	)
Other		—			—			(30	)		—			—			—
Fair value of plan assets at end of year (FVPA)	$	1,019		$	1,082		$	441		$	497		$	2,134		$	2,213

Funded status (FVPA – BO) at end of year	$	(14	)	$	6		$	(22	)	$	(16	)	$	(97	)	$	(103	)

Schedule of Amounts Recognized in Balance Sheet

Amounts recognized on the Consolidated Balance Sheets as of December 31, 2015, were as follows:

	U.S. Defined			U.S. Retiree			Non-U.S.
	Benefit			Health Care			Defined Benefit			Total
Overfunded retirement plans	$	51		$	—		$	34		$	85
Accrued expenses and other liabilities		(16	)		—			(6	)		(22	)
Underfunded retirement plans		(49	)		(22	)		(125	)		(196	)
Funded status (FVPA – BO) at end of year	$	(14	)	$	(22	)	$	(97	)	$	(133	)

Amounts recognized on the Consolidated Balance Sheets as of December 31, 2014, were as follows:

	U.S. Defined			U.S. Retiree			Non-U.S.
	Benefit			Health Care			Defined Benefit			Total
Overfunded retirement plans	$	72		$	—		$	55		$	127
Accrued expenses and other liabilities		(9	)		—			(6	)		(15	)
Underfunded retirement plans		(57	)		(16	)		(152	)		(225	)
Funded status (FVPA – BO) at end of year	$	6		$	(16	)	$	(103	)	$	(113	)

Schedule of Amounts Recognized in Other Comprehensive Income (Loss)

The amounts recorded in AOCI for the years ended December 31, 2015 and 2014, are detailed below by plan type:

	U.S. Defined			U.S. Retiree						Non-U.S.
	Benefit			Health Care						Defined Benefit						Total
	Net Actuarial Loss			Net Actuarial Loss			Prior Service Cost (Credit)			Net Actuarial Loss			Prior Service Cost (Credit)			Net Actuarial Loss			Prior Service Cost (Credit)
AOCI balance, net of taxes, December 31, 2014	$	153		$	85		$	8		$	291		$	(8	)	$	529		$	—
Changes in AOCI by category
Adjustments		65			—			(30	)		45			(1	)		110			(31	)
Recognized within Net income		(43	)		(8	)		(2	)		(27	)		2			(78	)		—
Tax effect		(8	)		3			11			(6	)		—			(11	)		11
Total change to AOCI		14			(5	)		(21	)		12			1			21			(20	)
AOCI balance, net of taxes, December 31, 2015	$	167		$	80		$	(13	)	$	303		$	(7	)	$	550		$	(20	)

Schedule of Allocation of Plan Assets

The tables below set forth the fair value of our plan assets as of December 31, 2015 and 2014, using the same three-level hierarchy of fair-value inputs described in Note 8.

	Fair Value
	December 31,
	2015		Level 1		Level 2		Level 3
Assets of U.S. defined benefit plan:
Fixed income securities and cash equivalents	$	664	$	—	$	664	$	—
Equity securities		355		—		355		—
Total	$	1,019	$	—	$	1,019	$	—

Assets of U.S. retiree health care plan:
Fixed income securities and cash equivalents	$	220	$	178	$	42	$	—
Equity securities		221		—		221		—
Total	$	441	$	178	$	263	$	—

Assets of non-U.S. defined benefit plans:
Fixed income securities and cash equivalents	$	1,498	$	440	$	1,058	$	—
Equity securities		632		6		626		—
Other		4		—		—		4
Total	$	2,134	$	446	$	1,684	$	4

	Fair Value
	December 31,
	2014		Level 1		Level 2		Level 3
Assets of U.S. defined benefit plan:
Fixed income securities and cash equivalents	$	707	$	—	$	707	$	—
Equity securities		375		—		375		—
Total	$	1,082	$	—	$	1,082	$	—

Assets of U.S. retiree health care plan:
Fixed income securities and cash equivalents	$	243	$	200	$	43	$	—
Equity securities		254		—		254		—
Total	$	497	$	200	$	297	$	—

Assets of non-U.S. defined benefit plans:
Fixed income securities and cash equivalents	$	1,608	$	430	$	1,178	$	—
Equity securities		600		6		594		—
Other		5		—		—		5
Total	$	2,213	$	436	$	1,772	$	5

The table below shows target allocation ranges for the plans that hold a substantial majority of the defined benefit assets.

	U.S. Defined		U.S. Retiree		Non-U.S.
Asset Category	Benefit		Health Care		Defined Benefit
Fixed income securities and cash equivalents		65%		50%	60% - 100%
Equity securities		35%		50%	0% - 40%

Weighted average asset allocations as of December 31, are as follows:

	U.S. Defined				U.S. Retiree				Non-U.S. Defined
	Benefit				Health Care				Benefit
Asset Category	2015		2014		2015		2014		2015		2014
Fixed income securities and cash equivalents		65%		65%		50%		49%		70%		73%
Equity securities		35%		35%		50%		51%		30%		27%

Schedule of Effect of Significant Unobservable Inputs, Changes in Plan Assets

The following table summarizes the change in the fair values for Level 3 plan assets for the years ending December 31, 2015 and 2014:

	Level 3 Plan Assets
	U.S. Defined			Non-U.S.
	Benefit			Defined Benefit
Balance, December 31, 2013	$	37		$	8
Redemptions and sales		(45	)		(2	)
Unrealized gain (loss)		8			(1	)
Balance, December 31, 2014		—			5
Redemptions		—			(1	)
Balance, December 31, 2015	$	—		$	4

Schedule of Assumptions Used

Assumptions and investment policies

					U.S. Retiree
	Defined Benefit				Health Care
	2015		2014		2015		2014
Weighted average assumptions used to determine benefit obligations:
U.S. discount rate		4.62%		4.23%		4.40%		4.07%
Non-U.S. discount rate		2.41%		2.34%

U.S. average long-term pay progression		3.30%		3.30%
Non-U.S. average long-term pay progression		3.21%		3.27%

Weighted average assumptions used to determine net periodic benefit cost:
U.S. discount rate		4.33%		5.11%		4.15%		4.83%
Non-U.S. discount rate		2.34%		3.01%

U.S. long-term rate of return on plan assets		5.10%		5.25%		4.70%		4.50%
Non-U.S. long-term rate of return on plan assets		3.55%		3.75%

U.S. average long-term pay progression		3.30%		3.50%
Non-U.S. average long-term pay progression		3.27%		3.11%

Schedule of Assumed Future Benefit Payments

The following assumed future benefit payments to plan participants in the next 10 years are used to measure our benefit obligations and assume that retirement eligible participants take their benefits immediately. Almost all of the payments, which may vary significantly from these assumptions, will be made from plan assets and not from company assets.

	U.S. Defined		U.S. Retiree		Non-U.S.
	Benefit		Health Care		Defined Benefit
2016	$	245	$	34	$	83
2017		90		34		84
2018		91		35		87
2019		91		36		91
2020		89		36		92
2021 - 2025		422		170		501

Schedule of Assumed Health Care Cost Trend Rates for U.S Retiree Health Care Benefit Plan

Assumed health care cost trend rates for the U.S. retiree health care benefit plan at December 31 are as follows:

	2015		2014
Assumed health care cost trend rate for next year		7.0%		7.0%
Ultimate trend rate		5.0%		5.0%
Year in which ultimate trend rate is reached		2024		2023