Quarterly report pursuant to Section 13 or 15(d)

Going Concern (Details Textual)

v3.10.0.1
Going Concern (Details Textual) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2018
Sep. 30, 2017
Sep. 30, 2018
Sep. 30, 2017
Dec. 31, 2017
Going Concern Uncertainty Financial Condition And Managements Plans [Line Items]          
Working Capital Deficit $ 14,500   $ 14,500    
Retained Earnings (Accumulated Deficit) (126,769)   (126,769)   $ (113,536)
Net Income (Loss) Attributable to Parent (4,132) $ (6,051) (13,233) $ (14,740)  
Net Cash Provided by (Used in) Operating Activities     (8,344) $ (5,217)  
Cash $ 100   $ 100