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UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($)
$ in Thousands
Total
Preferred Stock
Common Stock
Additional Paid-in Capital
 [1]
Accumulated Deficit
Accumulated Other Comprehensive Income
Balance, shares at Dec. 31, 2013   2,586,205 7,353,695 [1]      
Balance at Dec. 31, 2013 $ 11,446 $ 26 $ 73 [1] $ 179,459 $ (168,502) $ 390
Increase (Decrease) in Stockholders' Equity            
Net loss (13,942)       (13,942)  
Foreign currency translation adjustment (50)         (50)
Stock-based compensation 977     977    
Private placement, net, shares [1]     730,776      
Private placement, net 2,361   $ 8 [1] 2,353    
Preferred stock agreement, shares   1,443,297        
Preferred stock agreement 6,905 $ 14   6,891    
Dividends on preferred stock (1,144)       (1,144)  
Balance, shares at Dec. 31, 2014   4,029,502 8,084,471 [1]      
Balance at Dec. 31, 2014 6,553 $ 40 $ 81 [1] 189,680 (183,588) 340
Increase (Decrease) in Stockholders' Equity            
Net loss (6,316)       (6,316)  
Foreign currency translation adjustment 8         8
Stock-based compensation 328     328    
Private placement, net, shares [1]     3,573,899      
Private placement, net 6,209   $ 36 [1] 6,173    
Conversion of convertible promissory note, shares [1]     670,548      
Conversion of convertible promissory notes 1,012   $ 6 [1] 1,006    
Dividends on preferred stock 3,130       3,130  
Balance, shares at Jun. 30, 2015   4,029,502 12,328,918 [1]      
Balance at Jun. 30, 2015 $ 10,924 $ 40 $ 123 [1] $ 197,187 $ (186,774) $ 348
[1] The shares of common stock and additional paid-in capital for all periods presented reflect the one-for-twelve reverse stock split that took effect on January 27, 2014.