Restructuring - Additional Information (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015	Nov. 19, 2015
Restructuring Cost and Reserve [Line Items]
Restructuring costs incurred	$ 273	$ 679
Closure of Edgewood Facility | Cost of Revenues
Restructuring Cost and Reserve [Line Items]
Expected restructuring costs	600
Closure of Tigard Facility | Cost of Revenues
Restructuring Cost and Reserve [Line Items]
Expected restructuring costs		700
Employee Costs
Restructuring Cost and Reserve [Line Items]
Restructuring costs incurred	208	$ 36
Employee Costs | Closure of Edgewood Facility
Restructuring Cost and Reserve [Line Items]
Expected restructuring costs	300
Restructuring costs incurred	100
Employee Costs | Board of Directors November 2015 Plan | Selling, General and Administrative Expenses
Restructuring Cost and Reserve [Line Items]
Restructuring costs incurred	100
Other Restructuring | Closure of Edgewood Facility
Restructuring Cost and Reserve [Line Items]
Expected restructuring costs	300
Other Restructuring | Board of Directors November 2015 Plan | Selling, General and Administrative Expenses
Restructuring Cost and Reserve [Line Items]
Restructuring costs incurred	100
Minimum | Cost of Revenues
Restructuring Cost and Reserve [Line Items]
Expected restructuring costs			$ 10,000
Minimum | Closure of Edgewood Facility
Restructuring Cost and Reserve [Line Items]
Expected remaining restructuring costs	100
Minimum | Board of Directors November 2015 Plan
Restructuring Cost and Reserve [Line Items]
Expected remaining restructuring costs	3,000
Minimum | Employee Costs | Cost of Revenues
Restructuring Cost and Reserve [Line Items]
Expected restructuring costs			3,000
Minimum | Facility Closing | Cost of Revenues
Restructuring Cost and Reserve [Line Items]
Expected restructuring costs			5,000
Minimum | Other Restructuring | Closure of Edgewood Facility
Restructuring Cost and Reserve [Line Items]
Expected remaining restructuring costs	300
Minimum | Other Restructuring | Board of Directors November 2015 Plan
Restructuring Cost and Reserve [Line Items]
Expected remaining restructuring costs	7,000
Minimum | Capital Expenditures | Cost of Revenues
Restructuring Cost and Reserve [Line Items]
Expected restructuring costs			2,000
Minimum | Capital Expenditures | Board of Directors November 2015 Plan
Restructuring Cost and Reserve [Line Items]
Expected remaining restructuring costs	2,000
Maximum | Cost of Revenues
Restructuring Cost and Reserve [Line Items]
Expected restructuring costs			14,000
Maximum | Closure of Edgewood Facility
Restructuring Cost and Reserve [Line Items]
Expected remaining restructuring costs	200
Maximum | Board of Directors November 2015 Plan
Restructuring Cost and Reserve [Line Items]
Expected remaining restructuring costs	4,000
Maximum | Employee Costs | Cost of Revenues
Restructuring Cost and Reserve [Line Items]
Expected restructuring costs			4,000
Maximum | Facility Closing | Cost of Revenues
Restructuring Cost and Reserve [Line Items]
Expected restructuring costs			7,000
Maximum | Other Restructuring | Closure of Edgewood Facility
Restructuring Cost and Reserve [Line Items]
Expected remaining restructuring costs	400
Maximum | Other Restructuring | Board of Directors November 2015 Plan
Restructuring Cost and Reserve [Line Items]
Expected remaining restructuring costs	10,000
Maximum | Capital Expenditures | Cost of Revenues
Restructuring Cost and Reserve [Line Items]
Expected restructuring costs			$ 3,000
Maximum | Capital Expenditures | Board of Directors November 2015 Plan
Restructuring Cost and Reserve [Line Items]
Expected remaining restructuring costs	$ 3,000