Consolidated Statements of Shareholders' Equity (Deficit) (USD $) In Thousands, except Share data	Total USD ($)	Common Stock, Shares	Common Stock, Amount USD ($)	Accumulated Other Comprehensive Loss USD ($)	Accumulated Deficit USD ($)
Shareholders' equity at Jun. 30, 2012	$ 3,041		$ 116,682	$ (918)	$ (112,723)
Common stock, shares at Jun. 30, 2012		5,548,000
Common stock issued during period, shares		204,000
Issuance of common stock, net of issuance costs	870		870
Issuance of common stock for settlement of convertible notes interest, shares		70,000
Issuance of common stock for settlement of convertible notes interest	401		401
Exercise of stock options and ESPP purchases, shares		33,000
Exercise of stock options and ESPP purchases	215		215
Issuance of restricted stock		226,000
Restricted Stock, shares issued net of withholding taxes, value	(749)		(749)
Share-based compensation	4,770		4,770
Stock appreciation rights	876		876
Net loss	(19,647)				(19,647)
Other comprehensive income (loss)	(73)			(73)
Shareholders' equity (deficit) at Jun. 30, 2013	(10,296)		123,065	(991)	(132,370)
Common stock, shares at Jun. 30, 2013		6,081,000
Common stock issued during period, shares		9,473,000
Issuance of common stock, net of issuance costs	49,288		49,288
Issuance of common stock for settlement of convertible notes, shares		1,650,000
Issuance of common stock for convertible notes	10,722		10,722
Issuance of common stock for settlement of convertible notes interest, shares		104,000
Issuance of common stock for settlement of convertible notes interest	507		507
Exercise of stock options and ESPP purchases, shares		20,000
Exercise of stock options and ESPP purchases	87		87
Issuance of restricted stock		212,000
Restricted Stock, shares issued net of withholding taxes, value	(490)		(490)
Share-based compensation	3,953		3,953
Stock appreciation rights	302		302
Net loss	(22,924)				(22,924)
Other comprehensive income (loss)	5,645			5,645
Shareholders' equity (deficit) at Jun. 30, 2014	$ 36,794		$ 187,434	$ 4,654	$ (155,294)
Common stock, shares at Jun. 30, 2014		17,540,000