Benefit Obligations

9 Months Ended

Sep. 30, 2011

Compensation and Retirement Disclosure [Abstract]

The components of net periodic benefit costs are as follows:



					Postretirement								Postretirement
	Pension Benefits				Benefits				Pension Benefits				Benefits
	Three Months Ended September 30,								Nine Months Ended September 30,
	2011		2010		2011		2010		2011		2010		2011		2010
	(In $ millions)								(In $ millions)
Service cost	7		7		—		—		21		23		1		1
Interest cost	45		46		3		4		136		142		9		11
Expected return on plan assets	(50	)	(48	)	—		—		(151	)	(148	)	—		—
Recognized actuarial (gain) loss	7		1		(1	)	(1	)	22		5		(2	)	(3	)
Prior service credit	1		1		—		—		1		1		—		—
Curtailment (gain) loss	—		(1	)	—		—		(1	)	(4	)	—		—
Total	10		6		2		3		28		19		8		9

Commitments to fund benefit obligations during 2011 are as follows:



	As of September 30, 2011	Expected for 2011
	(In $ millions)
Cash contributions to defined benefit pension plans	133	164
Benefit payments from nonqualified trusts related to nonqualified pension plans	11	15
Benefit payments to other postretirement benefit plans	22	27

The Company’s estimates of its US defined benefit pension plan contributions reflect the provisions of the Pension Protection Act of 2006.

The Company participates in a multiemployer defined benefit plan in Germany covering certain employees. The Company’s contributions to the multiemployer defined benefit plan are based on specified percentages of employee contributions and totaled $5 million for the nine months ended September 30, 2011.

- Definition

The entire disclosure for pension and other postretirement benefits.

+ References

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