Retirement Plan (Tables)

9 Months Ended

Sep. 30, 2015

Domestic Retirement Plans

Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]

Components of Net Periodic Benefit Cost for Domestic Retirement Plan

The components of net periodic benefit cost, which are included in selling, general and administrative expenses, for the three and nine months ended September 30, 2015 and 2014, were as follows:

	Three Months Ended   September 30,				Nine Months Ended   September 30,
	2015		2014		2015		2014
Service cost	$	32	$	60	$	97	$	136
Interest cost	464		482		1,393		1,446
Recognized net actuarial loss	401		204		1,203		612
Net periodic benefit cost	$	897	$	746	$	2,693	$	2,194