CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($) $ in Millions	Dec. 31, 2017	Jun. 30, 2017
CONDENSED CONSOLIDATED BALANCE SHEETS
Trade receivables allowance	$ 8.7	$ 9.5
Preferred Stock, par value	$ 0.001	$ 0.001
Preferred Stock, shares authorized	50,000,000	50,000,000
Preferred Stock, shares issued	0	0
Preferred Stock, shares outstanding	0	0
Common stock, par value	$ 0.001	$ 0.001
Common stock, shares authorized	850,000,000	850,000,000
Common stock, shares issued	248,105,766	246,471,551
Common stock, shares outstanding	248,105,766	246,471,551