Income Taxes (Summary of (Benefit)/Provision for Income Taxes from Continuing Operations) (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2015	Dec. 31, 2014
Current Income Taxes
Federal	$ 0.7	$ 1.6	$ 0.8	$ 3.1
State	3.1	0.9	3.5	1.8
Foreign	1.0		1.2	0.8
Total	4.8	2.5	5.5	5.7
Deferred Income Taxes
Federal	8.2	(5.3)	9.9	1.0
State	(2.0)	(1.4)	(2.2)	(1.2)
Foreign	0.1	(0.2)	0.6	(0.5)
Total	6.3	(6.9)	8.3	(0.7)
Total provision for income taxes	$ 11.1	$ (4.4)	$ 13.8	$ 5.0