Consolidated Statements of Shareholders' Equity (USD $) In Thousands, except Share data	Total	Series D Preferred Stock [Member]	Preferred Stock [Member]	Preferred Stock [Member] Series D Preferred Stock [Member]	Common Stock [Member]	Additional Paid-In Capital [Member]	Additional Paid-In Capital [Member] Series D Preferred Stock [Member]	Accumulated Deficit [Member]	Accumulated Other Comprehensive Loss [Member]
Balance at Jun. 30, 2010	$ 14,878		$ 3		$ 19	$ 170,509		$ (155,518)	$ (135)
Balance, Shares at Jun. 30, 2010			28,000		19,218,000
Preferred stock dividends	(285)							(285)
Share-based compensation expense	230					230
Issuance of common stock, net	2,645				4	2,641
Issuance of common stock, shares					3,875,000
Restricted shares issued for services	76					76
Restricted shares issued for services, shares					68,000
Issuance of warrants for services	50					50
Reclass Series B preferred stock	(700)		(3)			(697)
Reclass Series B preferred stock, shares			(28,000)
Net loss	(12,555)							(12,555)
Other comprehensive income	135								135
Balance at Jun. 30, 2011	4,474				23	172,809		(168,358)
Balance, Shares at Jun. 30, 2011					23,161,000
Preferred stock dividends	(394)							(394)
Share-based compensation expense	296					296
Issuance of common stock, net	3,616				3	3,613
Issuance of common stock, shares					2,938,000
Warrants issued with secured debt	1,781					1,781
Exercise of stock options and warrants	62					62
Exercise of stock options and warrant, shares					77,000
Restricted shares issued for services	119					119
Restricted shares issued for services, shares					73,000
Issuance of warrants for services	5					5
Shares issued for business acquisition, net	1,206				1	1,205
Shares issued for business acquisition, shares					750,000
Reclass Series B preferred stock, shares
Net loss	(8,352)							(8,352)
Balance at Jun. 30, 2012	2,813				27	179,890		(177,104)
Balance, Shares at Jun. 30, 2012					26,999,000
Preferred stock dividends	(384)							(384)
Share-based compensation expense	305					305
Issuance of common stock, net	3,934	6,529		66	4	3,930	6,463
Restricted shares and stock options issued for services	217					217
Issuance of common stock, shares				665,000	4,684,000
Restricted shares and stock options issued for services, shares					104,000
Warrants issued with secured debt	2,895					2,895
Issuance of warrants for services	180					180
Shares issued for business acquisition, net	(6)					(6)
Reclass Series B preferred stock	700		3			697
Reclass Series B preferred stock, shares		665,000	28,000
Conversion of Series C preferred stock	2,842				4	2,838
Conversion of Series C preferred stock, shares					3,552,000
Net loss	(11,349)							(11,349)
Balance at Jun. 30, 2013	$ 8,676		$ 69		$ 35	$ 197,409		$ (188,837)
Balance, Shares at Jun. 30, 2013			693,000		35,339,000