Accrued Restructuring (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	$ 258	$ 2,916	$ 1,514	$ 4,081
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability	(29)	(395)	(156)	(1,740)
Facility Reductions	0	(155)	(6)	(155)
Disposal Group, Not Discontinued Operation, Loss (Gain) on Write-down	0	0	0	2,868
Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal	0	0	0	(1,532)
Business Combination, Integration Related Costs	728	328	1,671	328
Restructuring and Business Combination Related Expenses, Non-Recurring Legal Expenses	372	187	421	187
Restructuring and acquisition-related charges, net	$ 1,329	$ 2,881	$ 3,444	$ 4,037