Employee Benefit Plans (Details) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2017 USD ($)	Sep. 30, 2016 USD ($)	Sep. 30, 2017 USD ($) plan	Sep. 30, 2016 USD ($)
Cost of sales and selling, general and administrative expenses [Member]
Defined Benefit Plan Disclosure [Line Items]
Net periodic pension expense | $	$ 0.4	$ 0.2	$ 1.1	$ 0.8
Pension Plan [Member] | Foreign Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Number of noncontributory defined benefit pension plans			3
Pension Plan [Member] | Foreign Plan [Member] | United Kingdom [Member]
Defined Benefit Plan Disclosure [Line Items]
Number of noncontributory defined benefit pension plans			1
Pension Plan [Member] | Foreign Plan [Member] | Germany [Member]
Defined Benefit Plan Disclosure [Line Items]
Number of noncontributory defined benefit pension plans			2