CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY - USD ($) $ in Thousands	Common Stock	Additional Paid-in Capital	Accumulated Deficit	Accumulated Other Comprehensive Income (Loss)	Total
Balance at Jun. 30, 2013	$ 169	$ 316,235	$ (254,636)	$ (94)	$ 61,674
Balance (in shares) at Jun. 30, 2013	21,046,591
Increase (Decrease) in Shareholders' Equity
Net loss			(17,117)		(17,117)
Unrealized gain (loss) on available-for-sale securities				25	25
Common stock issued for:
Reclassification adjustment for realized losses included in net loss				$ 69	69
Amortization of fair value of stock options		525			525
Balance at Jun. 30, 2014	$ 169	316,760	(271,753)		45,176
Balance (in shares) at Jun. 30, 2014	21,046,591
Increase (Decrease) in Shareholders' Equity
Net loss			(13,392)		(13,392)
Unrealized gain (loss) on available-for-sale securities					0
Common stock issued for:
Reclassification adjustment for realized losses included in net loss					0
Amortization of fair value of stock options		644			644
Balance at Jun. 30, 2015	$ 169	$ 317,404	$ (285,145)		$ 32,428
Balance (in shares) at Jun. 30, 2015	21,046,591