CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (UNAUDITED) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Statement of Comprehensive Income [Abstract]
Net income	$ 26.8	$ 14.8	$ 88.7	$ 59.6
Other comprehensive income (loss), net of tax:
Foreign currency translation adjustments	14.5	16.8	(4.6)	(0.5)
Defined benefit pension and other postretirement plan adjustments, net of tax of $4.1, $0.5, $5.8 and $1.9, respectively	6.4	0.5	9.6	2.8
Net gains (losses) on derivatives, net of tax of $0.8, $(0.1), $0.9 and $(1.7), respectively	1.0	(0.3)	1.4	(2.6)
Other comprehensive income (loss), net of tax	21.9	17.0	6.4	(0.3)
Comprehensive income	$ 48.7	$ 31.8	$ 95.1	$ 59.3