CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($) $ in Thousands	Mar. 31, 2016	Jun. 30, 2015
Allowance for doubtful accounts	$ 20	$ 20
Common stock, par value (in dollars per share)	$ 0.001	$ 0.001
Common stock, shares authorized (in shares)	300,000,000	300,000,000
Common stock, shares issued (in shares)	36,639,383	23,383,125
Common stock, shares outstanding (in shares)	36,639,383	23,383,125
Treasury stock (in shares)	215,164	215,164
Series A Convertible Redeemable Preferred Stock
Temporary equity par value (in dollars per share)	$ 1,000	$ 1,000
Temporary equity, shares authorized (in shares)	100,000	100,000
Temporary equity, shares issued (in shares)	0	0
Temporary equity, shares outstanding (in shares)	0	0
Preferred stock, shares outstanding (in shares)	0	0
Series C Convertible Redeemable Preferred Stock
Temporary equity par value (in dollars per share)	$ 1,000	$ 1,000
Temporary equity, shares authorized (in shares)	100,000	100,000
Temporary equity, shares issued (in shares)	10,000	10,000
Temporary equity, shares outstanding (in shares)	10,000	10,000
Series B Convertible Preferred Stock
Preferred stock, par value (in dollars per share)	$ 1,000	$ 1,000
Preferred stock, shares authorized (in shares)	50,000	50,000
Preferred stock, shares issued (in shares)	0	0
Preferred stock, shares outstanding (in shares)	0	0
Series D Preferred Stock
Preferred stock, par value (in dollars per share)	$ 1,000	$ 1,000
Preferred stock, shares authorized (in shares)	150	150
Preferred stock, shares issued (in shares)	110	0
Preferred stock, shares outstanding (in shares)	110	0