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CONSOLIDATED CONDENSED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS (UNAUDITED) (USD $) | 3 Months Ended
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Mar. 31, 2013 | Mar. 31, 2012
CONSOLIDATED CONDENSED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS (UNAUDITED) [Abstract] |  |
Product revenues | $ 1,392,000 | $ 1,481,000
Cost of product revenues | 756,000 | 853,000
Gross profit | 636,000 | 628,000
Development revenues: |  |
Development, related party | 638,000 | 0
Development revenue | 1,179,000 | 0
Government contracts and other | 549,000 | 3,000
Total development revenues | 2,366,000 | 3,000
Operating expenses: |  |
Research and development | 3,720,000 | 2,836,000
Sales and marketing | 2,257,000 | 2,376,000
General and administrative | 3,846,000 | 3,924,000
Change in fair value of warrant liability | (334,000) | 130,000
Change in fair value of option liability | 250,000 | (270,000)
Total operating expenses | 9,739,000 | 8,996,000
Operating loss | (6,737,000) | (8,365,000)
Other income (expense): |  |
Interest income | 0 | 2,000
Interest expense | (709,000) | (865,000)
Other expense, net | (173,000) | (47,000)
Equity loss from investment in joint venture | (48,000) | (50,000)
Total other expense | (930,000) | (960,000)
Net loss | (7,667,000) | (9,325,000)
Other comprehensive loss - foreign currency translation adjustments | (110,000) | 0
Comprehensive loss | $ (7,777,000) | $ (9,325,000)
Basic and diluted net loss per common share (in dollars per share) | $ (0.11) | $ (0.16)
Basic and diluted weighted average common shares (in shares) | 66,990,950 | 57,484,990

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- Definition Average number of shares or units issued and outstanding that are used in calculating basic and diluted earnings per share (EPS). + References No definition available. + Details
Name: | us-gaap_WeightedAverageNumberOfShareOutstandingBasicAndDiluted
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration