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CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS' EQUITY - USD ($) $ in Thousands | Common Stock [Member] | Additional paid-in Capital [Member] | Treasury shares at cost [Member] | Accumulated other comprehensive loss [Member] | Accumulated deficit [Member] | Total
--- | --- | --- | --- | --- | --- | ---
Balance at Dec. 31, 2013 | $ 141 |  | $ 357,989 | $ (20,091) | $ (1,569) | $ (201,392) | $ 135,078
Balance, shares at Dec. 31, 2013 | 52,457,168 |  |  |  |  |  |
Exercise of options and RSU's | $ 1 |  |  |  |  |  | 1
Exercise of options and RSU's, shares | 573,698 |  |  |  |  |  |
Issuance of shares, net of $400 issuance expenses | $ 70 |  | 45,079 |  |  |  | 45,149
Issuance of shares, net of $400 issuance expenses, shares | 24,100,000 |  |  |  |  |  |
Share-based compensation expense |  |  | 3,345 |  |  |  | 3,345
Other comprehensive income (loss), net |  |  |  |  | (2,542) |  | (2,542)
Net income (loss) |  |  |  |  |  | (76,479) | (76,479)
Balance at Dec. 31, 2014 | $ 212 |  | 406,413 | (20,091) | (4,111) | (277,871) | 104,552
Balance, shares at Dec. 31, 2014 | 77,130,866 |  |  |  |  |  |
Exercise of options and RSU's | $ 2 |  | 136 |  |  |  | $ 138
Exercise of options and RSU's, shares | 505,998 |  |  |  |  |  | 125,000
Share-based compensation expense |  |  | 1,625 |  |  |  | $ 1,625
Other comprehensive income (loss), net |  |  |  |  | (4,505) |  | (4,505)
Net income (loss) |  |  |  |  |  | 1,011 | 1,011
Balance at Dec. 31, 2015 | $ 214 |  | 408,174 | (20,091) | (8,616) | (276,860) | $ 102,821
Balance, shares at Dec. 31, 2015 | 77,636,864 |  |  |  |  |  | 77,636,864
Exercise of options and RSU's |  | [1] | 75 |  |  |  | $ 75
Exercise of options and RSU's, shares | 132,065 |  |  |  |  |  | 72,832
Share-based compensation expense |  |  | 1,071 |  |  |  | $ 1,071
Other comprehensive income (loss), net |  |  |  |  | 768 |  | 768
Net income (loss) |  |  |  |  |  | 11,429 | 11,429
Balance at Dec. 31, 2016 | $ 214 |  | $ 409,320 | $ (20,091) | $ (7,848) | $ (265,431) | $ 116,164
Balance, shares at Dec. 31, 2016 | 77,768,929 |  |  |  |  |  | 77,768,929
[1] | Represent an amount lower than $1.

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