Quarterly report pursuant to Section 13 or 15(d)

Organization and Summary of Significant Accounting Policies (Details Textual)

v3.3.0.814
Organization and Summary of Significant Accounting Policies (Details Textual) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2015
Sep. 30, 2014
Sep. 30, 2015
Sep. 30, 2014
Dec. 31, 2014
Dec. 31, 2013
Schedule of Organization and Summary of Significant Accounting Policies [Line Items]            
Fair Value Adjustment of Warrants $ 2 $ (1,461) $ 4,466 $ (313)    
Cash and Cash Equivalents, at Carrying Value, Total $ 9,690 $ 7,450 $ 9,690 $ 7,450 $ 15,470 $ 11,798