Quarterly report pursuant to Section 13 or 15(d)

Summary of Significant Accounting Policies (Details 2)

v3.10.0.1
Summary of Significant Accounting Policies (Details 2) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2018
Jun. 30, 2018
Mar. 31, 2018
Sep. 30, 2018
Sep. 30, 2017
Summary of changes in fair value of our Level 3 financial instruments          
Change in fair value of derivative features related to convertible debentures $ (966)        
Change in fair value of warrant derivatives (214)        
Change in fair value of preferred stock derivatives (273)        
Change in fair value of Series M preferred stock       $ (171)
Change in fair value of receivables purchase agreement derivative (46)        
Fair value of derivative feature related to BOU Trust term loan 48        
Fair value of derivative feature related to RDW term loan 228        
Fair value of derivative feature related to RAI receivables purchase agreement 283        
Adjustment of preferred stock derivatives based on Series L preffered stock amendment (301)        
Adjustment of preferred stock derivatives based on Series M preffered stock amendment 12        
Adjustment of Series M preferred stock derivative liability upon conversion into common stock (238)        
Ending Balance 19,275     19,275  
Level 3 [Member]          
Summary of changes in fair value of our Level 3 financial instruments          
Beginning Balance 20,742 $ 21,228 $ 23,051 23,051  
Change in fair value of derivative features related to convertible debentures   (199) (910)    
Change in fair value of warrant derivatives   (168) (1,506)    
Change in fair value of preferred stock derivatives   431 (1,103)    
Change in fair value of Series M preferred stock   (122) (49)    
Fair value of derivative feature related to SCS LLC term loan     70    
Fair value of derivative feature related to Pryor Cashman LLP warrant     1,798    
Adjustment of derivative liability upon conversion of debt   (191) (123)    
Adjustment of Series M preferred stock derivative liability upon conversion into common stock   (237)      
Ending Balance $ 20,742 $ 20,742 $ 21,228 $ 20,742