CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) - $ / shares	Mar. 31, 2017	Jun. 30, 2016
Common stock, par value (in dollars per share)	$ 0.0001	$ 0.0001
Common stock, shares authorized	120,000,000	120,000,000
Common stock, shares issued	63,707,348	32,231,241
Common stock, shares outstanding	63,707,348	32,231,241
Convertible preferred stock
Convertible preferred stock, par/stated value (in dollars per share)	$ 0.0001	$ 0.0001
Convertible preferred stock, shares authorized	20,000,000	20,000,000
Series A convertible preferred stock
Convertible preferred stock, par/stated value (in dollars per share)	$ 10.00	$ 10.00
Convertible preferred stock, shares issued	104,013	1,250,000
Convertible preferred stock, shares outstanding	104,013	1,250,000
Series B convertible preferred stock
Convertible preferred stock, par/stated value (in dollars per share)	$ 10.00	$ 10.00
Convertible preferred stock, shares issued	0	120,000
Convertible preferred stock, shares outstanding	0	120,000