Condensed Consolidated Statements of Cash Flows (USD $) In Thousands	6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010
Cash Flows from Operating Activities:
Net Income (loss)	$ (47,071)	$ 66,834
Adjustments to reconcile net income (loss) to net cash used in operating activities:
Depreciation and amortization	489	497
Loss on extinguishment of debt	0	6,006
(Gain) loss from change in fair value of hybrid financial instruments	13,428	(19,552)
(Gain) loss from change in fair value of derivative liability - warrants	(1,695)	(10,856)
(Gain) loss from change in fair value of derivative liability - Series C and D preferred stock and debentures	31,270	(46,824)
Interest expense related to convertible debt	1,657	956
Interest paid on convertible debt	(1,000)	0
Stock-based compensation expense	52	98
Increase in value of life insurance policies	(2)	47
Changes in operating assets and liabilities
Trade and other accounts receivable	99	138
Inventories	(33)	24
Prepaid expenses and other assets	(60)	142
Accounts payable and accrued liabilities	(116)	(537)
Deferred revenue and other current liabilities	510	(332)
Net cash used in operating activities	(2,472)	(3,359)
Cash Flows from Investing Activities:
Acquisition of property and equipment	(5)	(7)
Net cash used in investing activities	(5)	(7)
Cash Flows from Financing Activities:
Proceeds from issuance of Series D preferred stock	0	2,500
Costs attributed to issuance of Series D convertible preferred stock	0	(100)
Borrowing (repayment) of note payable - YA Global	0	(500)
Borrowings under convertible debt instruments, net	2,460	1,885
Net cash provided by financing activities	2,460	3,785
Effect of exchange rate changes on cash	5	56
Net increase (decrease) in cash and cash equivalents	(12)	475
Cash and cash equivalents, beginning of period	80	198
Cash and cash equivalents, end of period	68	673
Supplemental cash flow information:
Interest paid during the period	1	1
Series C preferred stock converted to common stock	7,736	0
Deemed dividend on Series D preferred stock issued	0	2,500
Shares issued for acquisition of patent rights	$ 350	$ 0