Postretirement Benefit Plans

3 Months Ended

Mar. 31, 2014

Compensation and Retirement Disclosure [Abstract]

Postretirement Benefit Plans

Postretirement Benefit Plans

The following table provides the components of net periodic benefit cost for our defined benefit pension plans, disaggregated by domestic and international plans.

	Three Months Ended
	March 31,
(in millions)	2014			2013
Domestic defined benefit pension plans:
Service cost	$	—		$	1
Interest cost	1			1
Expected return on plan assets	(1		)	(1		)
Amortization of net actuarial loss	1			1
Net periodic benefit cost	$	1		$	2
International defined benefit pension plans:
Service cost	$	4		$	3
Interest cost	7			7
Expected return on plan assets	(8		)	(8		)
Amortization of net actuarial loss	2			3
Net periodic benefit cost	$	5		$	5
Total net periodic benefit cost	$	6		$	7

The total net periodic benefit cost for other postretirement employee benefit plans for the three months ended March 31,2014 and 2013 was $1 million for both periods.

We contributed $11 million to postretirement benefit plans during both the three months ended March 31, 2014 and 2013. Additional contributions ranging between approximately $30 million and $40 million are expected during the remainder of 2014.