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Consolidated Statements of Stockholders’ Equity - USD ($) shares in Thousands, $ in Thousands | Series A Special Voting Preferred Stock | Common Stock | Exchangeable Shares | Additional Paid-In Capital | Accumulated Other Comprehensive Loss | Accumulated Deficit | Total
--- | --- | --- | --- | --- | --- | --- | ---
Balance at Dec. 31, 2021 |  |  |  | $ 159,268 |  | $ (117,199) | $ 42,069
Balance (in Shares) at Dec. 31, 2021 |  | 307 | 233 |  |  |  |
Exchange of exchangeable shares |  |  |  |  |  |  |
Exchange of exchangeable shares (in Shares) |  | 5 | (5) |  |  |  |
Issuance of common stock under stock plans, net of taxes paid related to net share settlements of restricted stock units |  |  |  | (119) |  |  | (119)
Issuance of common stock under stock plans, net of taxes paid related to net share settlements of restricted stock units (in Shares) |  | 12 |  |  |  |  |
Sale of common stock and warrants |  |  |  | 2,099 |  |  | 2,099
Sale of common stock and warrants (in Shares) |  | 33 |  |  |  |  |
Initial recognition of fair value of warrant liability |  |  |  | (2,099) |  |  | (2,099)
Unrealized gain on available-for-sale securities |  |  |  |  | (25) |  | (25)
Stock-based compensation |  |  |  | 5,730 |  |  | 5,730
Net loss |  |  |  |  |  | (32,398) | (32,398)
Balance at Dec. 31, 2022 |  |  |  | 164,879 | (25) | (149,597) | 15,257
Balance (in Shares) at Dec. 31, 2022 |  | 357 | 228 |  |  |  |
Exchange of exchangeable shares |  | $ 1 |  | (1) |  |  |
Exchange of exchangeable shares (in Shares) |  | 133 | (133) |  |  |  |
Issuance of common stock upon exercise of warrants |  |  |  | 46 |  |  | 46
Issuance of common stock upon exercise of warrants (in Shares) |  | 115 |  |  |  |  |
Issuance of common stock under stock plans, net of taxes paid related to net share settlements of restricted stock units |  |  |  | (49) |  |  | (49)
Issuance of common stock under stock plans, net of taxes paid related to net share settlements of restricted stock units (in Shares) |  | 12 |  |  |  |  |
Sale of common stock and warrants |  |  |  | 3,548 |  |  | 3,548
Sale of common stock and warrants (in Shares) |  | 56 |  |  |  |  |
Initial recognition of fair value of warrant liability |  |  |  | (3,162) |  |  | (3,162)
Unrealized gain on available-for-sale securities |  |  |  |  | 25 |  | 25
Stock-based compensation |  |  |  | 5,213 |  |  | 5,213
Net loss |  |  |  |  |  | (16,795) | (16,795)
Balance at Dec. 31, 2023 |  | $ 1 |  | $ 170,474 |  | $ (166,392) | $ 4,083
Balance (in Shares) at Dec. 31, 2023 |  | 673 | 95 |  |  |  |

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