Retirement Benefits (Tables) (Defined Benefit Pension Plans)

3 Months Ended

Mar. 31, 2013

Defined Benefit Pension Plans

Defined Benefit Plans and Other Postretirement Benefit Plans

Net periodic pension expense for U.S and non-U.S. defined benefit pension plans or net periodic postretirement benefit cost

	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