Restructuring Activity (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	$ 907	$ 6,072	$ 1,646	$ 9,054
Moving Costs Associated with Plant Consolidations [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	37	2,674	776	3,459
Employee Termination and Related Benefits [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	870	816	870	2,214
Lease Termination Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	0	1,830	0	1,830
Other Exit Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	0	273	0	315
Inventory Writedowns [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	$ 0	$ 479	$ 0	$ 1,236
Restructuring Plan 1 [Member]
Restructuring Cost and Reserve [Line Items]
Number Of Plants Consolidated in Restructuring				5
Restructuring Plan 2 [Member]
Restructuring Cost and Reserve [Line Items]
Number Of Plants Consolidated in Restructuring			1