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

12 Months Ended

Dec. 31, 2013

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, 2013				December 31, 2012				December 31, 2013				December 31, 2012
Change in benefit obligation:
Benefit obligation at beginning of year			901				794				63				52
Service cost			37				40				8				9
Interest cost			28				31				2				3
Employee contributions			5				6				—				—
Benefits paid			(19	)			(21	)			(4	)			(3	)
Effect of curtailment			(3	)			—				(2	)			—
Effect of settlement			(32	)			(31	)			—				—
Actuarial (gain) loss			(92	)			58				—				2
Transfer in			12				70				1				3
Transfer out			(12	)			(70	)			(1	)			(3	)
Acquisition / change in scope			9				—				1				—
Plan amendment			5				4				—				—
ST-Ericsson deconsolidation			(49	)			—				(4	)			—
Foreign currency translation adjustment			17				20				1				—
Benefit obligation at end of year			807				901				65				63
Change in plan assets:
Plan assets at fair value at beginning of year			422				378				—				—
Expected return on plan assets			18				18				—				—
Employer contributions			29				34				—				—
Employee contributions			5				6				—				—
Benefits paid			(9	)			(11	)			—				—
Effect of settlement			(25	)			(30	)			—				—
Actuarial gain (loss)			14				17				—				—
Transfer in			8				40				—				—
Transfer out			(8	)			(40	)			—				—
Foreign currency translation adjustments			5				10				—				—
ST-Ericsson deconsolidation			(11	)			—				—				—
Plan assets at fair value at end of year			448				422				—				—
Funded status			(359	)			(479	)			(65	)			(63	)
Net amount recognized in the balance sheet consisted of the following:
Non-current assets			10				5				—				—
Current liabilities			(12	)			(16	)			(5	)			(3	)
Long-term liabilities			(357	)			(468	)			(60	)			(60	)
Net amount recognized			(359	)			(479	)			(65	)			(63	)

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, 2011			175				10				185
Net amount generated/arising in current year			43				4				47
Amortization			(14	)			(5	)			(19	)
Foreign currency translation adjustment			5				—				5
Other comprehensive loss as at December 31, 2012			209				9				218
Net amount generated/arising in current year			(105	)			5				(100	)
Amortization			(15	)			(5	)			(20	)
Foreign currency translation adjustment			2				—				2
Other comprehensive loss as at December 31, 2013			91				9				100

Schedule of Accumulated Benefit Obligations

The accumulated benefit obligations were as follows:

Pension Benefits

Other Long-Term Benefits

December 31, 2013

December 31, 2012

December 31, 2013

December 31, 2012

Accumulated benefit obligations

717

779

51

49

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, 2013				Year ended December 31, 2012				Year ended December 31, 2011				Year ended December 31, 2013				Year ended December 31, 2012				Year ended December 31, 2011
Service cost			37				40				34				8				9				8
Interest cost			28				31				33				2				3				3
Expected return on plan assets			(18	)			(18	)			(20	)			—				—				—
Amortization of actuarial net loss (gain)			11				12				6				—				2				(5	)
Amortization of prior service cost			5				5				1				—				—				—
Effect of settlement			1				—				(1	)							—				—
Effect of curtailment			—				—				—				(2	)			—				—
Net periodic benefit cost			64				70				53				8				14				6

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		December 31, 2013				December 31, 2012
Discount rate			3.83	%			3.43	%
Salary increase rate			2.82	%			2.92	%
Expected long-term rate of return on funds for the pension expense of the year			4.88	%			4.43	%

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		Year ended December 31, 2013				Year ended December 31, 2012				Year ended December 31, 2011
Discount rate			3.43	%			4.14	%			4.68	%
Salary increase rate			2.92	%			2.99	%			3.13	%
Expected long-term rate of return on funds for the pension expense of the year			4.43	%			4.57	%			4.99	%

Pension Plan Asset Allocation

The Company’s pension plan asset allocation at December 31, 2013 and at December 31, 2012 is as follows:

		Percentage of Plan Assets at December
Asset Category		2013				2012
Equity securities			43	%			37	%
Bonds securities remunerating interest			30	%			31	%
Real estate			2	%			2	%
Other			25	%			30	%
Total			100	%			100	%

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, 2013 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			7				7				—				—
Equity securities			192				7				185				—
Government debt securities			12				12				—				—
Corporate debt securities			122				4				118				—
Investment funds			1				1				—				—
Real estate			9				—				5				4
Other (mainly insurance assets – contracts and reserves)			105				—				—				105
TOTAL			448				31				308				109

The Company’s detailed pension plan asset allocation including the fair-value measurements of those plan assets as at December 31, 2012 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			5				5				—				—
Equity securities			156				9				147				—
Government debt securities			13				12				1				—
Corporate debt securities			119				4				115				—
Investment funds			7				1				3				3
Real estate			9				—				5				4
Other (mainly insurance assets – contracts and reserves)			113				—				—				113
TOTAL			422				31				271				120

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, 2013 and December 31, 2013 is presented as follows:

In millions of U.S. dollars		Fair Value Measurements using Significant Unobservable Inputs (Level 3)
January 1, 2013			120
Contributions (employer and employee)			15
Benefits paid			(2	)
Settlements			(23	)
ST-Ericsson deconsolidation			(4	)
Foreign currency translation adjustment			3
December 31, 2013			109

For plan assets measured at fair value using significant unobservable inputs (Level 3), the reconciliation between January 1, 2012 and December 31, 2012 is presented as follows:

In millions of U.S. dollars		Fair Value Measurements using Significant Unobservable Inputs (Level 3)
January 1, 2012			104
Actual return on plan assets			3
Contributions (employer and employee)			16
Benefits paid			(3	)
Settlements			(7	)
Reclassification to Level 3			4
Foreign currency translation adjustment			3
December 31, 2012			120

Estimated Future Benefit Payments

The Company’s estimated future benefit payments as of December 2013 are as follows:

Years		Pension Benefits				Other Long-term Benefits
2014			29				5
2015			21				9
2016			20				4
2017			34				4
2018			31				5
From 2019 to 2023			211				28

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