Quarterly report pursuant to Section 13 or 15(d)

Capitalization and Equity Structure (Details Textual)

v3.4.0.3
Capitalization and Equity Structure (Details Textual)
$ / shares in Units, shares in Thousands, $ in Thousands
 1 Months Ended 3 Months Ended
Dec. 31, 2015
USD ($)
$ / shares
shares
Mar. 31, 2016
USD ($)
shares
Class of Stock [Line Items]    
Common Stock, Shares Authorized 71,429 71,429
Preferred Stock, Shares Authorized 10,000 10,000
Common Stock, Shares, Issued 15,027 15,604
Common Stock, Shares, Outstanding 15,027 15,604
Preferred Stock, Shares Issued 13 9
Preferred Stock, Shares Outstanding 13 9
Fair Value Adjustment of Warrants | $   $ 2,985
Warrants Not Settleable in Cash, Fair Value Disclosure | $ $ 9,195  
Conversion of Stock, Shares Converted   4
Conversion of Stock, Shares Issued   566
Preferred Stock Dividends, Income Statement Impact | $   $ 3,124
Unamortized Warrant Discount | $   $ 7,221
Warrant [Member]    
Class of Stock [Line Items]    
Class of Warrant or Right, Number of Securities Called by Warrants or Rights 2,122  
Class of Warrant or Right, Exercise Price of Warrants or Rights | $ / shares $ 8.75  
Warrants Term 5 years  
Series A Preferred Stock [Member]    
Class of Stock [Line Items]    
Stock Issued During Period, Shares, New Issues 15  
Class of Warrant or Right, Number of Securities Called by Warrants or Rights 2,122  
Gross Proceeds from Preferred Stock and Warrants | $ $ 15,000  
Preferred Stock Convertible Conversion Price   7.07