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Post-Employment and Other Long-Term Employees Benefits (Tables)

12 Months Ended

Dec. 31, 2016

Compensation and Retirement Disclosure [Abstract]

Changes in Benefit Obligation and Plan Assets

The changes in benefit obligation and plan assets were as follows:

		Pension Benefits								Other Long-Term Benefits
		December 31, 2016				December 31, 2015				December 31, 2016				December 31, 2015
Change in benefit obligation:
Benefit obligation at beginning of year			816				863				54				65
Service cost			27				28				3				5
Interest cost			25				25				2				2
Employee contributions			7				5				—				—
Benefits paid			(27	)			(27	)			(5	)			(11	)
Effect of curtailment			(6	)			(3	)			(1	)			(1	)
Effect of settlement			(10	)			(10	)			—				—
Actuarial (gain) loss			36				(21	)			—				—
Plan amendment			—				(2	)			—				—
Foreign currency translation adjustment			(43	)			(42	)			(1	)			(6	)
Benefit obligation at end of year			825				816				52				54
Change in plan assets:
Plan assets at fair value at beginning of year			473				480				—				—
Actual return on plan assets			31				(3	)			—				—
Employer contributions			27				28				—				—
Employee contributions			7				5				—				—
Benefits paid			(18	)			(17	)			—				—
Effect of settlement			(10	)			(10	)			—				—
Foreign currency translation adjustments			(33	)			(10	)			—				—
Plan assets at fair value at end of year			477				473				—				—
Funded status			(348	)			(343	)			(52	)			(54	)
Net amount recognized in the balance sheet consisted of the following:
		Pension Benefits								Other Long-Term Benefits
		December 31, 2016				December 31, 2015				December 31, 2016				December 31, 2015
Non-current assets			—				8				—				—
Current liabilities			(9	)			(8	)			(3	)			(3	)
Long-term liabilities			(339	)			(343	)			(49	)			(51	)
Net amount recognized			(348	)			(343	)			(52	)			(54	)

Accumulated Other Comprehensive Income (Loss) Before Tax Effects

The components of accumulated other comprehensive income (loss) before tax effects were as follows:

		Actuarial (gains)/losses				Prior service cost				Total
Other comprehensive loss as at December 31, 2014			152				7				159
Net amount generated/arising in current year			3				(2	)			1
Amortization			(11	)			(1	)			(12	)
Foreign currency translation adjustment			(7	)			(1	)			(8	)
Other comprehensive loss as at December 31, 2015			137				3				140
Net amount generated/arising in current year			25				—				25
Amortization			(14	)			(1	)			(15	)
Foreign currency translation adjustment			(9	)			—				(9	)
Other comprehensive loss as at December 31, 2016			139				2				141

Schedule of Accumulated Benefit Obligations

The accumulated benefit obligations were as follows:

Pension Benefits

Other Long-Term Benefits

December 31, 2016

December 31, 2015

December 31, 2016

December 31, 2015

Accumulated benefit obligations

762

720

41

41

Components of Net Periodic Benefit Cost

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

		Pension Benefits												Other Long-term Benefits
		Year ended December 31, 2016				Year ended December 31, 2015				Year ended December 31, 2014				Year ended December 31, 2016				Year ended December 31, 2015				Year ended December 31, 2014
Service cost			27				28				27				3				5				7
Interest cost			25				25				28				2				2				2
Expected return on plan assets			(20	)			(22	)			(22	)			—				—				—
Amortization of actuarial net loss (gain)			8				7				3				—				—				2
Amortization of prior service cost			1				1				—				—				—				1
Effect of settlement			—				1				1				—				—				—
Effect of curtailment			—				—				—				(1	)			(1	)			—
Net periodic benefit cost			41				40				37				4				6				12

Weighted Average Assumptions Used in Determination of Benefit Obligation and Plan Assets

The weighted average assumptions used in the determination of the benefit obligation and the plan assets for the pension plans and the other long-term benefits were as follows:

Assumptions		2016				2015
Discount rate			2.57	%			3.19	%
Salary increase rate			2.74	%			3.07	%
Expected long-term rate of return on funds for the pension expense of the year			3.57	%			4.44	%

The weighted average assumptions used in the determination of the net periodic benefit cost for the pension plans and the other long-term benefits were as follows:

Assumptions		2016				2015				2014
Discount rate			3.19	%			3.03	%			3.83	%
Salary increase rate			3.07	%			2.65	%			2.82	%
Expected long-term rate of return on funds for the pension expense of the year			4.44	%			4.76	%			4.88	%

Pension Plan Asset Allocation

The Company’s pension plan asset allocation at December 31, 2016 and at December 31, 2015 is as follows:

		Percentage of Plan Assets at December
Asset Category		2016				2015
Cash and cash equivalents			2	%			3	%
Equity securities			29	%			27	%
Government debt securities			3	%			2	%
Corporate debt securities			26	%			26	%
Investments in funds(a)			18	%			19	%
Real estate			2	%			2	%
Other (mainly insurance assets – contracts and reserves)			20	%			21	%
Total			100	%			100	%

(a) Investment in funds are composed approximately for one half of commingled funds mainly invested in corporate bonds for 55%, treasury bonds and notes for 35% and municipal bonds for 5% and for the other half of a multi-strategy funds invested in broadly diversified portfolios of corporate and government bonds, equity, fixed income and derivative instruments.

Pension Plan Asset Allocation Including Fair-Value Measurements

The Company’s detailed pension plan asset allocation including the fair-value measurements of those plan assets as at December 31, 2016 is as follows:

		Total				Quoted Prices in Active Markets for Identical Assets (Level 1)				Significant Other Observable Inputs (Level 2)				Significant Unobservable Inputs (Level 3)
Cash and cash equivalents			11				11				—				—
Equity securities			137				6				131				—
Government debt securities			13				12				1				—
Corporate debt securities			125				4				121				—
Investment funds			84				6				78				—
Real estate			12				—				11				1
Other (mainly insurance assets – contracts and reserves)			95				—				—				95
TOTAL			477				39				342				96

The Company’s detailed pension plan asset allocation including the fair-value measurements of those plan assets as at December 31, 2015 is as follows:

		Total				Quoted Prices in Active Markets for Identical Assets (Level 1)				Significant Other Observable Inputs (Level 2)				Significant Unobservable Inputs (Level 3)
Cash and cash equivalents			13				13				—				—
Equity securities			128				5				123				—
Government debt securities			10				10				—				—
Corporate debt securities			123				4				119				—
Investment funds			87				5				82				—
Real estate			11				—				10				1
Other (mainly insurance assets – contracts and reserves)			101				—				—				101
TOTAL			473				37				334				102

Reconciliation for Plan Assets Measured at Fair Value Using Unobservable Inputs (Level 3)

For plan assets measured at fair value using significant unobservable inputs (Level 3), the reconciliation between January 1, 2016 and December 31, 2016 is presented as follows:

		Fair Value Measurements using Significant Unobservable Inputs (Level 3)
January 1, 2016			102
Contributions (employer and employee)			16
Actual return on plan assets			(3	)
Benefits paid			(6	)
Settlements			(10	)
Foreign currency translation adjustment			(3	)
December 31, 2016			96

For plan assets measured at fair value using significant unobservable inputs (Level 3), the reconciliation between January 1, 2015 and December 31, 2015 is presented as follows:

		Fair Value Measurements using Significant Unobservable Inputs (Level 3)
January 1, 2015			102
Contributions (employer and employee)			14
Actual return on plan assets			1
Benefits paid			(3	)
Assets sold during the year			(1	)
Settlements			(9	)
Foreign currency translation adjustment			(2	)
December 31, 2015			102

Estimated Future Benefit Payments

The Company’s estimated future benefit payments as of December 31, 2016 are as follows:

Years		Pension Benefits				Other Long-term Benefits
2017			36				3
2018			22				3
2019			32				5
2020			29				7
2021			36				3
From 2022 to 2026			233				27

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