Guarantees (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Movement in Standard Product Warranty Accrual [Roll Forward]
BALANCE AT JANUARY 1,	$ 13.2	$ 13.2
Provision	2.7	3.5
Expenditures/other	(1.5)	(2.5)
BALANCE AT MARCH 31,	$ 14.4	$ 14.2