Restructuring and Other Charges Narratives (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2016 USD ($) postion	Dec. 31, 2015 USD ($) postion	Dec. 31, 2014 USD ($) postion
Restructuring Cost and Reserve [Line Items]
Severance costs	$ 2,771	$ 3,890	$ 1,468
Number of positions eliminated | postion	74	130	20
Integration-related and other non-recurring expenses	$ 146	$ 629	$ 1,941
Facility reductions	0	392	0
Non-recurring legal expenses	0	109	796
Business combination, contingent consideration arrangements, change in amount of contingent consideration, liability			(200)
Restructuring reserve	1,437	664
Penang Site
Restructuring Cost and Reserve [Line Items]
Integration-related and other non-recurring expenses			$ 2,100
Other Noncurrent Liabilities
Restructuring Cost and Reserve [Line Items]
Restructuring reserve	$ 0	$ 100