Condensed Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011
Cash Flows from Operating Activities:
Net Income (loss)	$ (41,415)	$ (47,071)
Adjustments to reconcile net income (loss) to net cash used in operating activities:
Depreciation and amortization	487	489
Loss on extinguishment of debt	27,479	0
(Gain)/Loss from change in fair value of hybrid financial instruments	(5,603)	13,428
(Gain)/Loss from change in fair value of derivative liability - warrants	(921)	(1,695)
(Gain)/Loss from change in fair value of derivative liability - Series C and D preferred stock and debentures	14,298	31,270
Interest expense related to convertible debt	4,395	1,657
Interest paid on convertible debt	0	(1,000)
Stock-based compensation expense	14	52
Increase in value of life insurance policies	(34)	(2)
Changes in operating assets and liabilities
Trade and other accounts receivable	(242)	99
Inventories	0	(33)
Prepaid expenses and other assets	(44)	(60)
Accounts payable and accrued liabilities	(53)	(116)
Deferred revenue and other current liabilities	(342)	510
Net cash used in operating activities	(1,981)	(2,472)
Cash Flows from Investing Activities:
Acquisition of property and equipment	(3)	(5)
Net cash used in investing activities	(3)	(5)
Cash Flows from Financing Activities:
Borrowings under convertible debt instruments, net	2,075	2,460
Net cash provided by financing activities	2,075	2,460
Effect of exchange rate changes on cash	15	5
Net change in cash and cash equivalents	106	(12)
Cash and cash equivalents, beginning of period	30	80
Cash and cash equivalents, end of period	136	68
Supplemental cash flow information:
Interest paid during the period	0	1,000
Series C preferred stock converted to common stock	878	7,736
Series D preferred stock converted to common stock	2,342	0
Convertible debentures converted to common stock	10,104	0
Shares issued for acquisition of patent rights	$ 0	$ 350