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8. FAIR VALUE MEASUREMENTS (Details 1) (Level 3 [Member], USD $)
In Thousands, unless otherwise specified |
3 Months Ended | 9 Months Ended | ||
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Sep. 30, 2012
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Jun. 30, 2012
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Mar. 31, 2012
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Sep. 30, 2012
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Level 3 [Member]
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| Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | ||||
| Beginning Balance | $ 557 | $ 1,842 | $ 1,921 | $ 1,921 |
| Warrant exercises | (112) | (112) | ||
| Adjustments to fair value for the period | 900 | (1,285) | 33 | |
| Ending Balance | 6,495 | 557 | 1,842 | 6,495 |
| July Offering | 3,380 | 3,380 | ||
| September Offering | $ 1,658 | $ 1,658 | ||
| X | ||||||||||
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- Definition
Fair Value Measurement With Unobservable Inputs Warranty Exercises Liability Value. No definition available.
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| X | ||||||||||
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- Definition
July offering No definition available.
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| X | ||||||||||
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- Definition
September offering No definition available.
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| X | ||||||||||
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- Details
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| X | ||||||||||
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- Definition
Settlements that have taken place during the period in relation to liabilities measured at fair value and categorized within Level 3 of the fair value hierarchy. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
This element represents a liability measured at fair value using significant unobservable inputs (Level 3) which is required for reconciliation purposes of beginning and ending balances. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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