Restructuring - Narrative (Details) - USD ($) $ in Millions			3 Months Ended
	Feb. 20, 2017	Jan. 02, 2017	Mar. 31, 2017	Mar. 31, 2016	Mar. 31, 2022	Apr. 30, 2017	Dec. 31, 2016
Restructuring Cost and Reserve [Line Items]
Restructuring expenses			$ 4.3				$ 3.3
Long term portion of liability			11.2
Asset impairment expense			0.4	$ 0.0
Restructuring expense			4.6	1.3
Stock-based compensation expense			4.4	$ 1.3
Restructuring Expense
Restructuring Cost and Reserve [Line Items]
Stock-based compensation expense			2.0
Vice President
Restructuring Cost and Reserve [Line Items]
Severance payment period	12 months	18 months
Compensation arrangement with individual	$ 2.5	$ 2.2
Stock-based compensation expense			$ 1.1
Benefits interest rate (as a percent)			9.00%
Additional equity based compensation	$ 1.5
Vice President | Scenario, Forecast
Restructuring Cost and Reserve [Line Items]
Vested benefits paid					$ 2.5
Vice President | Restructuring Expense
Restructuring Cost and Reserve [Line Items]
Compensation arrangement with individual			$ 1.5
Remaining restructuring cost			1.0
Facility Closing
Restructuring Cost and Reserve [Line Items]
Expected restructuring costs			3.5
Restructuring expense			0.8
Facility Closing | Closure of Singapore Facility
Restructuring Cost and Reserve [Line Items]
Current assets held for sale			2.6
Facility Closing | Closure of Cleveland Facility
Restructuring Cost and Reserve [Line Items]
Asset impairment expense			0.4
Current assets held for sale			1.9
Facility Closing | Closure of Cleveland Facility | Subsequent Event
Restructuring Cost and Reserve [Line Items]
Net purchase price						$ 2.2
Facility Closing | Closure of Sellersburg Plant
Restructuring Cost and Reserve [Line Items]
Current assets held for sale			$ 2.7