Condensed Consolidated Statement of Changes in Stockholders' Deficit (USD $) In Thousands, except Share data, unless otherwise specified	Total	Additional Paid in Capital	Accumulated Deficit	Non-Controlling Interest	Accumulated Other Comprehensive Income (Loss)	Series A-1 Preferred Shares	Series B Preferred Shares	Series C Preferred Shares	Series D-1 Preferred Shares	Series D-2 Preferred Shares	Common Stock	Treasury Stock
Beginning balance at Dec. 31, 2010	$ 2,082	$ 98,347	$ (106,803)	$ (534)	$ (38)	$ 813	$ 6,350	$ 2,032			$ 1,915
Beginning balance (in shares) at Dec. 31, 2010						813,000	8,380,000	2,211,000			191,489,000
Stock-based employee compensation	804	(804)
Restricted stock expense	(3)	(3)
Forfeiture of restricted stock, value	12	9									3
Forfeiture of restricted stock, shares											260,000
Shares issued for services, value	(195)							(195)
Shares issued for services, shares								195,000
Series C Preferred Shares issued in separation agreement	36							36
Series C Preferred Shares issued in separation agreement, shares								36,000
Issuance of Series C Preferred Shares for cash	800	800
Issuance of Series C Preferred Shares for cash. shares								800,000
Reclassification of conversion feature associated with the conversion of Series B and Series C Preferred Shares from derivative liability to equity	363						160	203
Financing cost on issuance of Series C Preferred Shares	121							121
Common shares issued in connection with the cashless exercise of warrants		(69)									69
Common shares issued in connection with the cashless exercise of warrants. shares											6,959,000
Accretion of benefitial conversion feature on preferred shares		(1,154)					22	1,132
Preferred shares dividends, paid in kind		(1,007)				67	848	92
Preferred share dividends, paid-in-kind, shares						67,000	870,000	305,000
Comprehensive income:
Net loss	(4,502)		(4,502)
Foreign currency translation adjustment	(5)				(5)
Total comprehensive loss	(4,507)
Ending balance at Dec. 31, 2011	(357)	97,715	(111,305)	(534)	(43)	880	7,380	3,569			1,981
Ending balance (in shares) at Dec. 31, 2011						880,000	9,250,000	3,547,000			198,188,000
Stock-based employee compensation	461	(461)
Restricted stock expense	(2)
Common Stock received as settlement of 16b claim	(325)											(325)
Receipt of 6.5M Common Shares in settlement of the 16b action, shares											(6,500,000)
Series C Preferred issued in settlement of indemnity claim	417							417
Series C Preferred Shares issued in settlement of an indemnification claim related to the 16b settlement, shares								278,000
Common shares issued in connection with the cashless exercise of warrants		(202)									202
Common shares issued in connection with the cashless exercise of warrants. shares											20,186,000
Common shares issued in connection with the exercise of warrants for cash	212	138									74
Common shares issued in connection with the exercise of warrants for cash. shares											7,439,000
Common shares issued in connection with the exercise of stock options option for cash	13	11									2
Common shares issued in connection with the exercise of stock options option for cash, shares	203,000										203,000
Common stock issued as restricted stock	2	2
Common stock issued as restricted stock, shares											46,000
Common shares issued in connection with the conversion of Series B Preferred Shares		107					(140)				33
Common shares issued in connection with the conversion of Series B Preferred Shares, shares							(140,000)				3,232,000
Common shares issued in connection with the conversion of Series C Preferred Shares		22						(39)			17
Common shares issued in connection with the conversion of Series C Preferred Shares, shares								(39,000)			1,729,000
Series D-1 Preferred Shares issued in a private placement upon conversion of short-term debt, net of offering expenses of $76, value	1,034								1,034
Series D-1 Preferred Shares issued in a private placement upon conversion of short-term debt net of offering expenses, shares									1,110,000
Series D-2 Preferred Shares issued in a private placement upon conversion of short-term debt, net of offering expenses of $114, value	2,065									2,065
Series D-2 Preferred Shares issued in a private placement upon conversion of short-term debt net of offering expenses, shares										2,179,000
Series D-2 Preferred Shares issued in a private placement for cash, net of offering expenses of $115, values	967
Series D-2 Preferred Shares issued in a private placement for cash, net of offering expenses, shares	1,082,000
Accretion of Beneficial Conversion Feature on Series C Preferred Shares issued in settlement of the indemnification claim		(417)						417
Accretion of Benefitial Conversion Feature on Series D-1 Preferred Shares issued in a private placement upon conversion of short-term debt		(1,110)							1,110
Accretion Of Benefitial Conversion Feature On Preferred Stock Dividends Issued In Kind		(666)					268	385	13
Preferred shares dividends, paid in kind		(799)				73	680	4	1	41
Preferred share dividends, paid-in-kind, shares						73,000	948,000	395,000	14,000	41,000
Net loss attributable to non-controlling interest	2			2
Comprehensive income:
Net loss	(3,115)		(3,115)
Foreign currency translation adjustment	14				14
Total comprehensive loss	(3,101)
Ending balance at Dec. 31, 2012	$ 1,387	$ 95,262	$ (114,420)	$ (536)	$ (29)	$ 953	$ 8,188	$ 4,754	$ 2,158	$ 3,073	$ 2,309	$ (325)
Ending balance (in shares) at Dec. 31, 2012						953,000	10,058,000	4,175,000	1,124,000	3,302,000	224,523,000