Retirement Benefits

3 Months Ended

Mar. 31, 2013

Retirement Benefits

Retirement Benefits

(9) Net periodic pension expense for the U.S. and non-U.S. defined benefit pension plans includes the following components:

	U.S. Pension Plan						Non-U.S. Pension Plans
	Three Months Ended						Three Months Ended
	March 31,						March 31,
(in thousands)	2013			2012			2013			2012
Service cost	$	1,613		$	1,489		$	3,882		$	1,963
Interest cost	7,275			8,323			8,017			8,264
Expected return on assets	(7,744		)	(8,831		)	(11,559		)	(10,580		)
Amortization of prior service cost	26			(28		)	—			—
Recognized net actuarial loss	1,510			3,409			1,700			784
Net periodic pension expense	$	2,680		$	4,362		$	2,040		$	431

The company currently expects to fund approximately $30 million to $60 million into its defined benefit pension plans during 2013, which is expected to be in excess of the minimum funding required. During the three months ended March 31, 2013, contributions of approximately $7 million were made by the company.

The preceding information does not include amounts related to benefit plans applicable to employees associated with certain contracts with the U.S. Department of Energy because the company is not responsible for the current or future funded status of these plans.