CONSOLIDATED STATEMENT OF COMPREHENSIVE INCOME - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Net income	$ 94.0	$ 236.2	$ 239.3
Translation adjustments	39.6	35.8	(215.2)
Pension and other postretirement liability adjustments, net of tax	13.7	26.3	(3.0)
Other comprehensive income (loss)	53.3	62.1	(218.2)
Total comprehensive income (loss)	147.3	298.3	21.1
Other comprehensive income (loss), pension and other postretirement benefit plans, tax	$ (9.6)	$ (17.8)	3.1
Continuing Operations [Member]
Translation adjustments			(215.2)
Pension and other postretirement liability adjustments, net of tax			$ (3.0)