Stockholders Equity (Amounts Reclassified out of Accumulated Other Comprehensive Income) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Reclassification out of Accumulated Other Comprehensive Income [Line Items]
Cost of sales	$ 141,242	$ 149,791
Interest expense	1,454	1,304
Income from continuing operations before income tax provision	2,089	(5,837)
Income tax benefit	565	(1,415)
Total reclassifications for the period	1,524	(4,422)
Reclassification out of Accumulated Other Comprehensive Income
Reclassification out of Accumulated Other Comprehensive Income [Line Items]
Total reclassifications for the period	338	591
Reclassification out of Accumulated Other Comprehensive Income | Loss (gain) on cash flow hedging
Reclassification out of Accumulated Other Comprehensive Income [Line Items]
Income from continuing operations before income tax provision	276	242
Income tax benefit	96	93
Total reclassifications for the period	180	149
Reclassification out of Accumulated Other Comprehensive Income | Loss (gain) on cash flow hedging | Foreign exchange contracts
Reclassification out of Accumulated Other Comprehensive Income [Line Items]
Cost of sales	(88)	10
Reclassification out of Accumulated Other Comprehensive Income | Loss (gain) on cash flow hedging | Interest rate contracts
Reclassification out of Accumulated Other Comprehensive Income [Line Items]
Interest expense	364	232
Reclassification out of Accumulated Other Comprehensive Income | Pension and Postretirement Plan
Reclassification out of Accumulated Other Comprehensive Income [Line Items]
Income from continuing operations before income tax provision	241	586
Actuarial loss	260	631
Prior-service credit	(19)	(45)
Income tax benefit	83	144
Total reclassifications for the period	$ 158	$ 442