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v3.21.1

Consolidated Statements of Shareholders' Equity - USD ($) $ in Thousands | Total | Common stock and paid-in capital | Accumulated other comprehensive loss | Accumulated deficit
--- | --- | --- | --- | ---
Balance at Dec. 31, 2018 |  | $ 57,857 | $ (181) | $ (5,475)
Issuance of common stock |  |  |  |
Issuance of warrants and senior convertible notes |  | 440 |  |
Share-based compensation expense |  | 217 |  |
Proceeds from employee stock purchase plan |  | 23 |  |
Unrealized gain on available-for-sale securities, net of tax |  |  | 68 |
Foreign currency translation adjustment | $ (63) |  | (63) |
Net income (loss) | (8,408) |  |  | (8,408)
Balance at Dec. 31, 2019 | 44,478 | 58,537 | (176) | (13,883)
Issuance of common stock |  | 4,764 |  |
Issuance of warrants and senior convertible notes |  |  |  |
Share-based compensation expense |  | 63 |  |
Proceeds from employee stock purchase plan |  | 14 |  |
Unrealized gain on available-for-sale securities, net of tax |  |  | 8 |
Foreign currency translation adjustment | (18) |  | (18) |
Net income (loss) | 505 |  |  | 505
Balance at Dec. 31, 2020 | $ 49,814 | $ 63,378 | $ (186) | $ (13,378)

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