Condensed Consolidated Statement of Stockholders' Equity - USD ($) $ in Thousands	Total	Common Stock [Member]	Additional Paid-in Capital [Member]	Accumulated Deficit [Member]	Accumulated Other Comprehensive Income [Member]
Balance at Jun. 30, 2015	$ 23,368	$ 29	$ 293,060	$ (270,666)	$ 945
Balance, shares at Jun. 30, 2015		29,412,365
Net loss	(4,933)			(4,933)
Other comprehensive loss	(26)				(26)
Exercise of stock options	9		9
Exercise of stock options, shares		5,000
Stock-based compensation	405		405
Balance at Sep. 30, 2015	18,823	$ 29	293,474	(275,599)	919
Balance, shares at Sep. 30, 2015		29,417,365
Balance at Jun. 30, 2016	$ 20,881	$ 34	312,208	(292,213)	852
Balance, shares at Jun. 30, 2016	34,172,919	34,172,919
Net loss	$ (7,162)	$ 0	0	(7,162)	0
Other comprehensive loss	(14)	0	0	0	(14)
Exercise of stock options	9	$ 0	9	0	0
Exercise of stock options, shares		4,080
Stock-based compensation	734	$ 0	734	0	0
Balance at Sep. 30, 2016	$ 14,448	$ 34	$ 312,951	$ (299,375)	$ 838
Balance, shares at Sep. 30, 2016	34,176,999	34,176,999