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CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY - USD ($) $ in Thousands | Common Stock [Member] | Accumulated Deficit [Member] | Accumulated other comprehensive income/(loss) [Member] | Total
--- | --- | --- | --- | ---
Balances, beginning of period at Dec. 31, 2013 | $ 436,957 | $ (393,885) | $ (59) | $ 43,013
Balances, beginning of period (in shares) at Dec. 31, 2013 | 82,275,217 |  |  |
Shares issued (RSUs vested/options exercised) (in shares) | 115,000 |  |  | 115,000
Stock-based compensation | $ 1,126 |  |  | $ 1,126
Other comprehensive income/(loss) |  |  | 70 | 70
Net income/(loss) |  | (18,926) |  | (18,926)
Balances, end of period at Dec. 31, 2014 | $ 438,083 | (412,811) | 11 | $ 25,283
Balances, end of period (in shares) at Dec. 31, 2014 | 82,390,217 |  |  |
Shares issued (RSUs vested/options exercised) (in shares) | 493,345 |  |  | 493,345
Stock-based compensation | $ 817 |  |  | $ 817
Other comprehensive income/(loss) |  |  | (46) | (46)
Net income/(loss) |  | 1,011 |  | 1,011
Balances, end of period at Dec. 31, 2015 | $ 438,900 | (411,800) | (35) | 27,065
Balances, end of period (in shares) at Dec. 31, 2015 | 82,883,562 |  |  |
Units issued (net of offering costs of $1,425)(Note 6) | $ 15,883 |  |  | 15,883
Units issued (net of offering costs of $1,425)(Note 6) (in shares) | 12,362,500 |  |  |
Shares issued (RSUs vested/options exercised) | $ 15 |  |  | $ 15
Shares issued (RSUs vested/options exercised) (in shares) | 2,540,546 |  |  | 2,540,546
Stock-based compensation | $ 645 |  |  | $ 645
Other comprehensive income/(loss) |  |  | 50 | 50
Net income/(loss) |  | (3,133) |  | (3,133)
Balances, end of period at Dec. 31, 2016 | $ 455,443 | $ (414,933) | $ 15 | $ 40,525
Balances, end of period (in shares) at Dec. 31, 2016 | 97,786,608 |  |  |

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