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v3.3.1.900

Consolidated Statements of Stockholders' Equity - USD ($) $ in Thousands | Total | Common Stock Issued [Member] | In Treasury [Member] | Additional Paid-in Capital [Member] | Accumulated deficit [Member] | Accumulated Other Comprehensive (loss) income [Member]
--- | --- | --- | --- | --- | --- | ---
Balance at Dec. 31, 2012 | $ 20,009 | $ 48 | $ (51) | $ 218,783 | $ (198,808) | $ 37
Balance (in shares) at Dec. 31, 2012 |  | 4,811,588 | (1,757) |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Compensation expense for issuance of stock options | 174 | $ 0 | $ 0 | 174 | 0 | 0
Compensation expense for issuance of restricted stock | 117 | $ 0 | $ 0 | 117 | 0 | 0
Compensation expense for issuance of restricted stock (in shares) |  | 8,604 | 0 |  |  |
Sale of common stock, net of expenses | $ 41,460 | $ 36 | $ 0 | 41,424 | 0 | 0
Sale of common stock, net of expenses (in shares) | 0 | 3,570,061 | 0 |  |  |
Exercise of warrants | $ 243 | $ 0 | $ 0 | 243 | 0 | 0
Exercise of warrants (in shares) |  | 12,669 | 0 |  |  |
Fair value of warrants exercised | 218 | $ 0 | $ 0 | 218 | 0 | 0
Fair value of warrants issued classified as liability | (1,857) | 0 | 0 | (1,857) | 0 | 0
Net loss | (30,324) | 0 | 0 | 0 | (30,324) | 0
Foreign currency translation | 59 | 0 | 0 | 0 | 0 | 59
Balance at Dec. 31, 2013 | 30,099 | $ 84 | $ (51) | 259,102 | (229,132) | 96
Balance (in shares) at Dec. 31, 2013 |  | 8,402,922 | (1,757) |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Compensation expense for issuance of stock options | 391 | $ 0 | $ 0 | 391 | 0 | 0
Compensation expense for issuance of restricted stock | 100 | $ 0 | $ 0 | 100 | 0 | 0
Compensation expense for issuance of restricted stock (in shares) |  | 28,256 | 0 |  |  |
Sale of common stock, net of expenses | 4,743 | $ 13 | $ 0 | 4,730 | 0 | 0
Sale of common stock, net of expenses (in shares) |  | 1,260,079 | 0 |  |  |
Exercise of warrants | 126 | $ 0 | $ 0 | 126 | 0 | 0
Exercise of warrants (in shares) |  | 49,137 | 0 |  |  |
Fair value of warrants exercised | 143 | $ 0 | $ 0 | 143 | 0 | 0
Net loss | (17,381) | 0 | 0 | 0 | (17,381) | 0
Foreign currency translation | (76) | 0 | 0 | 0 | 0 | (76)
Balance at Dec. 31, 2014 | 18,145 | $ 97 | $ (51) | 264,592 | (246,513) | 20
Balance (in shares) at Dec. 31, 2014 |  | 9,740,394 | (1,757) |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Compensation expense for issuance of stock options | 349 | $ 0 | $ 0 | 349 | 0 | 0
Compensation expense for issuance of restricted stock | 308 | $ 6 | $ 0 | 302 | 0 | 0
Compensation expense for issuance of restricted stock (in shares) |  | 575,862 | 0 |  |  |
Sale of common stock, net of expenses | 8,479 | $ 118 | $ 0 | 8,361 | 0 | 0
Sale of common stock, net of expenses (in shares) |  | 11,810,000 | 0 |  |  |
Exercise of warrants | 176 | $ 2 | $ 0 | 174 | 0 | 0
Exercise of warrants (in shares) |  | 215,318 | 0 |  |  |
Fair value of warrants exercised | 123 | $ 0 | $ 0 | 123 | 0 | 0
Fair value of warrants issued classified as liability | (4,247) | 0 | 0 | (4,247) | 0 | 0
Net loss | (14,704) | 0 | 0 | 0 | (14,704) | 0
Foreign currency translation | (28) | 0 | 0 | 0 | 0 | (28)
Balance at Dec. 31, 2015 | $ 8,601 | $ 223 | $ (51) | $ 269,654 | $ (261,217) | $ (8)
Balance (in shares) at Dec. 31, 2015 |  | 22,341,574 | (1,757) |  |  |

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