Consolidated Statements of Cash Flows (USD $) In Thousands	9 Months Ended
	Sep. 30, 2011	Sep. 30, 2010
Cash flows from operating activities:
Net loss	$ (12,087)	$ (11,530)
Depreciation	273	263
Amortization of debt discount & issuance costs	1,765	1,163
Interest expense added to loan principal	2,405	2,016
Unrealized gain on derivative liability	(108)
Compensation charge for stock and share options	2,069	3,151
Decrease (increase) in accounts receivable	133	(108)
Increase in prepaid expenses and other	(439)	(142)
(Increase) decrease in other assets	(83)	32
Increase (decrease) in accounts payable	200	(119)
Increase in accrued liabilities	28	148
Increase in other long-term liabilities	500
Net cash used for operating activities	(5,344)	(5,126)
Cash flows from investing activities:
Additions to property, plant and equipment	(3,103)	(743)
Net cash used in investing activities	(3,103)	(743)
Cash flows from financing activities:
Net proceeds from issuance of common stock	4,000
Proceeds from issuance of long-term debt	2,000
Principal payments on long-term debt	(12)	(17)
Net cash provided by (used in) financing activities	5,988	(17)
Net decrease in cash and cash equivalents	(2,459)	(5,886)
Cash and cash equivalents, beginning of period	5,911	8,878
Cash and cash equivalents, end of period	$ 3,452	$ 2,992