Earnings Per Share (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended		6 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2016	Dec. 31, 2015
Earnings Per Share [Abstract]
Net Income (Loss) Attributable to Parent	$ 17.4	$ 30.7	$ 22.0	$ 42.7
Weighted Average Number of Shares Outstanding, Basic	124,889,681	124,818,241	124,870,327	124,785,737
Weighted Average Number Diluted Shares Outstanding Adjustment	1,524,963	1,008,439	1,470,476	1,157,119
Weighted Average Number of Shares Outstanding, Diluted	126,414,644	125,826,680	126,340,803	125,942,856
Earnings Per Share, Basic	$ 0.14	$ 0.25	$ 0.18	$ 0.34
Earnings Per Share, Diluted	$ 0.14	$ 0.24	$ 0.17	$ 0.34