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Summary of Significant Accounting Policies (Details 3) - USD ($)
$ in Thousands
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
CURRENT LIABILITIES      
Loans payable, net $ 7,627  
Total current liabilities 12,674 14,481  
Warrant liability 858 705  
TOTAL LIABILITIES 19,766 16,014  
SHAREHOLDERS' EQUITY      
Additional paid-in capital 29,757 23,095  
Accumulated deficit (26,231) (19,281)  
Total shareholders' equity 4,352 4,480 $ 8,588
TOTAL LIABILITIES AND SHAREHOLDERS' EQUITY $ 26,045 24,419  
As previously reported [Member]      
CURRENT LIABILITIES      
Loans payable, net   7,635  
Total current liabilities   14,374  
Warrant liability   3,316  
TOTAL LIABILITIES   18,518  
SHAREHOLDERS' EQUITY      
Additional paid-in capital   21,834  
Accumulated deficit   (20,524)  
Total shareholders' equity   1,976  
TOTAL LIABILITIES AND SHAREHOLDERS' EQUITY   24,419  
As adjusted [Member]      
CURRENT LIABILITIES      
Loans payable, net   7,627  
Total current liabilities   14,481  
Warrant liability   705  
TOTAL LIABILITIES   16,014  
SHAREHOLDERS' EQUITY      
Additional paid-in capital   23,095  
Accumulated deficit   (19,281)  
Total shareholders' equity   4,480  
TOTAL LIABILITIES AND SHAREHOLDERS' EQUITY   $ 24,419