Quarterly report pursuant to Section 13 or 15(d)

Summary of Significant Accounting Policies (Details 1)

v3.7.0.1
Summary of Significant Accounting Policies (Details 1) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2017
Mar. 31, 2016
Summary of changes in fair value of our Level 3 financial instruments    
Change in fair value of warrant derivative $ (2,424) $ 2,886
Level 3 [Member]    
Summary of changes in fair value of our Level 3 financial instruments    
Beginning Balance 3,580  
Change in fair value of derivative features related to convertible debentures (107)  
Change in fair value of warrant derivative 290  
Reclassification of equity warrants to derivative 110  
Fair value of JGB warrant derivative 65  
Adjustment of derivative liability upon extinguishment of debt 2,241  
Adjustment of make-whole provision upon payment (815)  
Fair value of derivative features related to MEF I, L.P. 250  
Fair value of derivative features related to Dominion term loan 38  
Ending Balance $ 5,652