CONSOLIDATED BALANCE SHEETS (Parenthetical) - $ / shares	Sep. 30, 2015	Jun. 30, 2015
CONSOLIDATED BALANCE SHEETS
Series D redeemable convertible preferred stock, par value (in dollars per share)	$ 0.10	$ 0.10
Series D redeemable convertible preferred stock, Authorized	3,636	3,636
Series D redeemable convertible preferred stock, Issued	0	0
Series D redeemable convertible preferred stock, outstanding	0	0
Common stock, par value (in dollars per share)	$ 0.10	$ 0.10
Common stock, authorized	210,000,000	210,000,000
Common stock, issued	101,707,709	101,607,520
Common stock, outstanding	83,264,892	84,504,202
Treasury stock, shares	18,442,817	17,103,318