Long-Term Employee Benefit Liabilities (Details 4) (USD $) In Millions, unless otherwise specified	12 Months Ended
Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Amounts recorded in the consolidated balance sheet
Non-current liability	$ (419)	$ (356)	$ (339)
Termination and long service arrangements [Member]
Projected benefit obligation
Beginning of year	220	190	188
Current service cost	14	13	13
Interest cost	10	11	12
Actuarial losses (gains) and changes in actuarial assumptions	14	33	(4)
Benefits paid	(11)	(12)	(25)
Divestitures		(3)
Currency translation	(10)	(12)	6
Ending funded status	237	220	190
Amounts recorded in the consolidated balance sheet
Current liability	8	8	6
Non-current liability	229	212	184
Net amount	237	220	190
Amounts recorded in accumulated other comprehensive income
Unrecognized actuarial losses	(45)	(41)	(16)
Net periodic benefit cost
Current service cost	14	13	13
Interest cost	10	11	12
Actuarial losses	6	5	4
Net periodic benefit cost	$ 30	$ 29	$ 29

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The net increase or decrease of changes in the value of either the benefit obligation or the plan assets resulting from experience different from that assumed or from a change in an actuarial assumption, or the consequence of a decision to temporarily deviate from the substantive plan.

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Disclosure under FAS 132R, before it was amended by FAS 158, of the cumulative net gain (loss) that has not yet been recognized as a part of net periodic benefit cost.

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1) For defined benefit pension plans, the benefit obligation is the projected benefit obligation, which is the actuarial present value as of a date of all benefits attributed by the pension benefit formula to employee service rendered prior to that date. 2) For other postretirement defined benefit plans, the benefit obligation is the accumulated postretirement benefit obligation, which is the actuarial present value of benefits attributed to employee service rendered to a particular date.

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The funded status is measured as the difference between the fair value of plan assets and the benefit obligation. Will normally be the same as the net Defined Benefit Plan, Amounts Recognized in Balance Sheet, Total.

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