Restructuring Activities (Details) $ in Millions	3 Months Ended				12 Months Ended
	Mar. 31, 2018 USD ($)	Dec. 31, 2017 USD ($)	Mar. 31, 2017 USD ($)	Sep. 30, 2016 USD ($)	Mar. 31, 2018 USD ($)	Mar. 31, 2017 USD ($) Facility	Mar. 31, 2016 USD ($)
Restructuring and repositioning expenses [Abstract]
Employee severance and related benefits					$ 13.0	$ 5.3	$ 12.8
Other restructuring and repositioning expenses					3.0	5.6	3.8
Total					16.0	10.9	16.6
Changes in accrued severance [Roll Forward]
Beginning balance					6.5	14.7
Additions					13.0	5.3
Payments					(9.4)	(12.9)
Effect of exchange rate changes					0.9	(0.6)
Ending balance	$ 11.0		$ 6.5		11.0	$ 6.5	14.7
Other [Abstract]
Number of closed manufacturing facilities sold | Facility						2
Proceeds from dispositions of assets					0.3	$ 5.7	0.4
Gain on sale of assets			$ 0.8	$ 1.2	0.0	2.0	0.0
Asset impairment charges	$ 1.2	$ 1.3			2.5	$ 0.0	9.9
Commercial and Industrial Solutions ("CIS") [Member]
Other [Abstract]
Restructuring expense					8.3
Asset impairment charges					$ 1.3
Europe Segment [Member]
Other [Abstract]
Asset impairment charges							$ 9.9
America Segment [Member]
Other [Abstract]
Number of closed manufacturing facilities sold | Facility						2
Europe and Americas Segment [Member]
Other [Abstract]
Proceeds from dispositions of assets						$ 5.4
Gain on sale of assets						$ 2.0