Fair Value of Financial Instruments - Hierarchy (Details) - USD ($) $ in Millions	Sep. 30, 2016	Dec. 31, 2015
Significant Other Observable Inputs (Level 2)
Liabilities:
Fair value of the long-term fixed interest rate debt	$ 260.3	$ 252.1
Recurring basis
Assets:
Foreign exchange contracts	0.2
Embedded derivatives in purchase and delivery contracts	0.1	0.5
Total assets recorded at fair value	0.3	0.5
Liabilities:
Contingent consideration	12.8	4.6
Foreign exchange contracts	0.2	1.3
Embedded derivatives in purchase and delivery contracts	0.1	0.5
Fixed price commodity contracts	0.2	0.4
Total liabilities recorded at fair value	13.3	6.8
Recurring basis | Significant Other Observable Inputs (Level 2)
Assets:
Foreign exchange contracts	0.2
Embedded derivatives in purchase and delivery contracts	0.1	0.5
Total assets recorded at fair value	0.3	0.5
Liabilities:
Foreign exchange contracts	0.2	1.3
Embedded derivatives in purchase and delivery contracts	0.1	0.5
Fixed price commodity contracts	0.2	0.4
Total liabilities recorded at fair value	0.5	2.2
Recurring basis | Significant Unobservable Inputs (Level 3)
Liabilities:
Contingent consideration	12.8	4.6
Total liabilities recorded at fair value	$ 12.8	$ 4.6