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Organization and Summary of Significant Accounting Policies (Details) (USD $)
In Thousands, unless otherwise specified |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
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Sep. 30, 2014
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Sep. 30, 2013
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Sep. 30, 2014
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Sep. 30, 2013
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| Schedule of Organization and Summary of Significant Accounting Policies [Line Items] | ||||
| Total warrant liability at December 31, 2013 | $ 1,817 | |||
| Adjustment to record warrants at fair value | (1,461) | 1,010 | (313) | (1,306) |
| Total warrant liability at September 30, 2014 | $ 1,504 | $ 1,504 | ||