Commitments and Contingencies (Cost/Income Asbestos Related Claims after Recoveries) (Details) - Asbestos [Member] - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Continuing operations	$ (2.6)	$ 0.2	$ (2.6)	$ 2.1
Discontinued operations	16.0	(4.2)	12.7	19.8
Total	$ 13.4	$ (4.0)	$ 10.1	$ 21.9