Consolidated Statements of Stockholders' Equity And Comprehensive Income (Loss) (USD $) In Thousands, except Share data, unless otherwise specified	Total	Common Stock .001 par value	Additional Paid-In Capital	Accumulated Deficit	Accumulated Other Comprehensive Loss
Balance at Oct. 31, 2008	$ 7,137	$ 30	$ 101,722	$ (94,172)	$ (443)
Balance, shares at Oct. 31, 2008		30,127,950
issuance of common stock in connection with:
Sale of common stock	8,628	6	8,622
Sale of common stock, shares		6,420,000
Settlement of litigation	1,412	1	1,411
Settlement of litigation, shares		1,130,000
Exercise of warrants, shares		28,807
Restricted stock grants - directors	229		229
Restricted stock grants - directors, shares		234,183
Restricted stock grants, net - employees	1,385	1	1,384
Restricted stock grants, net - employees, shares		612,800
Non-cash compensation charges - stock options	116		116
Net income (loss)	(7,189)			(7,189)
Foreign currency translation adjustment	1				1
Total comprehensive loss	(7,188)
Balance at Oct. 31, 2009	11,719	38	113,484	(101,361)	(442)
Balance, shares at Oct. 31, 2009		38,553,740
issuance of common stock in connection with:
Restricted stock grants - directors	218		218
Restricted stock grants - directors, shares		261,706
Restricted stock grants, net - employees	963	1	962
Restricted stock grants, net - employees, shares		510,930
Non-cash compensation charges - stock options	121		121
warrants issued for services/license	39		39
Net income (loss)	(972)			(972)
Foreign currency translation adjustment	(80)				(80)
Total comprehensive loss	(1,052)
Balance at Oct. 31, 2010	12,008	39	114,824	(102,333)	(522)
Balance, shares at Oct. 31, 2010		39,326,376
issuance of common stock in connection with:
Restricted stock grants - directors	192		192
Restricted stock grants - directors, shares		147,549
Restricted stock grants, net - employees	1,099	1	1,098
Restricted stock grants, net - employees, shares		761,669
Non-cash compensation charges - stock options	137		137
Exercise of options	61		61
Exercise of options, shares		69,545
Exercise of warrants and units	2,853	1	2,852
Exercise of warrants and units, shares		1,002,210
warrants issued for services/license	58		58
Net income (loss)	6,832			6,832
Foreign currency translation adjustment	(5)				(5)
Total comprehensive loss	6,827
Balance at Oct. 31, 2011	$ 23,235	$ 41	$ 119,222	$ (95,501)	$ (527)
Balance, shares at Oct. 31, 2011		41,307,349