Quarterly report pursuant to Section 13 or 15(d)

Long-Term Debt (Details Textual)

v3.7.0.1
Long-Term Debt (Details Textual) - USD ($)
$ / shares in Units, $ in Thousands
1 Months Ended 3 Months Ended
Dec. 31, 2016
Mar. 31, 2017
Mar. 31, 2016
Jan. 31, 2017
Dec. 31, 2015
Success Fee Expenses $ 250        
Share Price $ 8.00        
Contingent Success Fee Liability $ 117        
Debt Instrument, Interest Rate, Stated Percentage   8.78%      
Restricted Cash and Cash Equivalents   $ 6,678   $ 6,206  
Cash and Cash Equivalents, at Carrying Value, Total 16,846 9,426 $ 12,314   $ 19,552
Debt Instrument, Unused Borrowing Capacity, Amount   3,000      
Accretion Expense   24 $ 0    
Long-term Debt   $ 6,834      
Loan Agreement [Member]          
Line of Credit Facility, Maximum Borrowing Capacity $ 7,000        
Debt Instrument, Description of Variable Rate Basis 30 day U.S. LIBOR rate plus 5.41%        
Debt Instrument, Maturity Date   Jan. 01, 2021      
Long-term Debt   $ 245