Consolidated Statements Of Comprehensive Income (Loss) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Statement of Comprehensive Income [Abstract]
Net income	$ 3,752	$ 1,290	$ 12,231	$ 5,567
Other comprehensive income (loss):
Foreign currency translation adjustment (net of tax of $125 in 2014 and $42 in 2013)	4,145	(13,745)	9,240	(12,880)
Derivative financial instruments adjustment (net of tax of $50 in 2014 and tax benefit of $15 in 2013)	81	(22)	273	(540)
Other Comprehensive (Income) Loss, Reclassification Adjustment from AOCI, Pension and Other Postretirement Benefit Plans, Net of Tax	1,740	2,312	3,480	4,625
Other comprehensive income	5,966	(11,455)	12,993	(8,795)
Comprehensive income	$ 9,718	$ (10,165)	$ 25,224	$ (3,228)