Condensed Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Statement of Comprehensive Income [Abstract]
Net income	$ 18.8	$ 14.4	$ 23.9	$ 22.4
Other comprehensive income (loss)
Foreign currency translation adjustments	(3.7)	6.3	3.9	(10.0)
Pension and other postretirement benefits adjustments, net of tax of ($0.3) and ($0.6) for 2016, respectively, and ($0.1) and $0.3 for 2015, respectively	0.7	0.7	1.2	1.6
Derivatives designated as hedges, net of tax of $0.6 and $2.0 for 2016; $0.3 for the second quarter of 2015	(1.0)	0.4	(3.2)	0.0
Other comprehensive income (loss)	(4.0)	7.4	1.9	(8.4)
Comprehensive income	$ 14.8	$ 21.8	$ 25.8	$ 14.0