Acquisitions (Details) $ in Millions	9 Months Ended
	Sep. 30, 2017 USD ($)
Business Acquisition [Line Items]
Goodwill, Acquired During Period	$ 31.5
Westlock [Member]
Business Acquisition [Line Items]
Payments to Acquire Businesses, Gross	40.0
Business Acquisition, Revenue Reported by Acquired Entity for Last Annual Period	32.0
Goodwill, Acquired During Period	22.6
Microtronic [Member]
Business Acquisition [Line Items]
Payments to Acquire Businesses, Gross	18.0
Goodwill, Acquired During Period	$ 8.9