CONSOLIDATED CONDENSED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS (UNAUDITED) (USD $)	3 Months Ended	9 Months Ended
Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
CONSOLIDATED CONDENSED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS (UNAUDITED) [Abstract]
Product revenues	$ 518,000	$ 1,616,000	$ 2,484,000	$ 4,416,000
Cost of product revenues	337,000	931,000	1,524,000	2,296,000
Gross profit	181,000	685,000	960,000	2,120,000
Development revenues:
Development, related party	0	0	0	638,000
Development revenue	0	0	0	1,179,000
Government contracts and other	585,000	1,095,000	1,345,000	2,503,000
Total development revenues	585,000	1,095,000	1,345,000	4,320,000
Operating expenses:
Research and development	3,140,000	4,123,000	12,106,000	11,992,000
Sales and marketing	1,471,000	1,786,000	5,332,000	6,453,000
General and administrative	4,179,000	4,332,000	13,121,000	12,225,000
Change in fair value of warrant liability	(134,000)	0	(134,000)	(418,000)
Change in fair value of option liability	0	0	0	(2,250,000)
Total operating expenses	8,656,000	10,241,000	30,425,000	28,002,000
Operating loss	(7,890,000)	(8,461,000)	(28,120,000)	(21,562,000)
Other income (expense):
Loss on asset disposal	(14,000)	0	(15,000)	(257,000)
Gain on Puregraft divestiture	0	4,392,000	0	4,392,000
Gain on previously held equity interest in joint venture	0	0	0	4,892,000
Loss on debt extinguishment	0	0	0	(708,000)
Interest income	1,000	1,000	4,000	2,000
Interest expense	(1,260,000)	(1,094,000)	(3,286,000)	(2,456,000)
Other income (expense), net	(222,000)	(96,000)	(195,000)	(392,000)
Equity loss from investment in joint venture	0	0	0	(48,000)
Total other income (expense)	(1,495,000)	3,203,000	(3,492,000)	5,425,000
Net loss	(9,385,000)	(5,258,000)	(31,612,000)	(16,137,000)
Other comprehensive income (loss) foreign currency translation adjustments	58,000	(108,000)	201,000	(142,000)
Net comprehensive loss	$ (9,327,000)	$ (5,366,000)	$ (31,411,000)	$ (16,279,000)
Basic and diluted net loss per common share (in dollars per share)	$ (0.12)	$ (0.08)	$ (0.41)	$ (0.24)
Basic and diluted weighted average common shares (in shares)	80,430,061	67,248,384	77,091,624	67,147,584

Change in fair value of option liability for the period which are included in the statement of income (or changes in net assets) in operating expenses; the fair value of which was or is measured on a recurring basis using model-derived valuations in which all one ore more significant inputs are unobservable in active markets (Level 3).

No definition available.