Retirement Plans (Tables)

3 Months Ended

Mar. 31, 2013

Retirement Plans

Schedule of components of net periodic pension cost

	Domestic Plan						Foreign Plans
	Three Months Ended March 31,						Three Months Ended March 31,
	2013			2012			2013			2012
Service cost	$	12		$	4		$	142		$	113
Interest cost	770			850			374			405
Expected return on plan assets	(1,138		)	(1,046		)	(144		)	(118		)
Amortization of prior service credit	—			—			(13		)	(13		)
Amortization of net loss	365			313			136			12
Net periodic pension cost	$	9		$	121		$	495		$	399