CONDENSED CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY (USD $) In Thousands, except Share data, unless otherwise specified	Total	Common Stock	Additional Paid-in Capital	Accumulated Deficit	Accumulated Other Comprehensive Income (Loss)
Balance at Jun. 30, 2012	$ 76,067	$ 167	$ 312,075	$ (236,175)
Balance (in shares) at Jun. 30, 2012		20,867,216
Increase (Decrease) in Shareholders' Equity
Net loss	(18,461)			(18,461)
Unrealized loss on available-for-sale securities	(94)				(94)
Common stock issued for:
Severance	365	1	364
Severance (in shares)		84,375
Exercise of options	372	1	371
Exercise of options (in shares)		95,000
Amortization of fair value of stock options	3,425		3,425
Balance at Jun. 30, 2013	61,674	169	316,235	(254,636)	(94)
Balance (in shares) at Jun. 30, 2013		21,046,591
Increase (Decrease) in Shareholders' Equity
Net loss	(12,807)			(12,807)
Unrealized loss on available-for-sale securities	25				25
Common stock issued for:
Amortization of fair value of stock options	439		439
Balance at Dec. 31, 2013	$ 49,331	$ 169	$ 316,674	$ (267,443)	$ (69)
Balance (in shares) at Dec. 31, 2013		21,046,591