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CONDENSED INTERIM CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS' EQUITY (Unaudited) - USD ($) $ in Thousands | Ordinary shares [Member] | Additional paid-in capital [Member] | Accumulated other comprehensive loss [Member] | Accumulated deficit [Member] | Total
--- | --- | --- | --- | --- | ---
Balance at Dec. 31, 2020 | $ 2,647 | $ 928,626 | $ (6,017) | $ (674,864) | [1] | $ 250,392 | [1]
Balance, shares at Dec. 31, 2020 | 55,559,638 |  |  |  |  |  |
Stock-based compensation of options |  | 306 |  |  |  | 306 |
Exercise of stock options | $ 58 | (58) |  |  |  |  |
Exercise of stock options, shares | 951,313 |  |  |  |  |  |
Comprehensive loss |  |  | (177) | (5,198) | [1] | (5,375) | [1]
Balance at Jun. 30, 2021 | $ 2,705 | 928,874 | (6,194) | (680,062) | [1] | 245,323 | [1]
Balance, shares at Jun. 30, 2021 | 56,510,951 |  |  |  |  |  |
Balance at Dec. 31, 2021 | $ 2,706 | 929,871 | (6,357) | (677,897) |  | $ 248,323 |
Balance, shares at Dec. 31, 2021 | 56,539,237 |  |  |  |  | 56,539,237 |
Stock-based compensation of options |  | 1,061 |  |  |  | $ 1,061 |
Exercise of stock options | $ 5 | (5) |  |  |  |  |
Exercise of stock options, shares | 68,779 |  |  |  |  |  |
Comprehensive loss |  |  | (1,620) | (2,028) |  | (3,648) |
Balance at Jun. 30, 2022 | $ 2,711 | $ 930,927 | $ (7,977) | $ (679,925) |  | $ 245,736 |
Balance, shares at Jun. 30, 2022 | 56,608,016 |  |  |  |  | 56,608,016 |
[1] | The Company restated previously issued condensed interim consolidated financial statements. See Note 2 and Note 13 for additional information.

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