Quarterly report pursuant to Section 13 or 15(d)

Summary of Significant Accounting Policies (Details)

v3.7.0.1
Summary of Significant Accounting Policies (Details) - USD ($)
$ in Thousands
Mar. 31, 2017
Dec. 31, 2016
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]    
Liabilities:    
Current derivative features related to convertible debentures
Current derivative features related to warrants  
Contingent consideration
Long-term derivative features related to convertible debentures
Long-term derivative features related to warrants  
Total liabilities at fair value
Significant Other Observable Inputs (Level 2) [Member]    
Liabilities:    
Current derivative features related to convertible debentures
Current derivative features related to warrants  
Contingent consideration
Long-term derivative features related to convertible debentures
Long-term derivative features related to warrants  
Total liabilities at fair value
Significant Unobservable Inputs (Level 3) [Member]    
Liabilities:    
Current derivative features related to convertible debentures 2,719 1,749
Current derivative features related to warrants 223  
Contingent consideration 515 515
Long-term derivative features related to convertible debentures 1,800 1,316
Long-term derivative features related to warrants 395  
Total liabilities at fair value $ 5,652 $ 3,580