v3.25.0.1

Stock-based Compensation - Stock-based compensation expense (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | ---
Sep. 30, 2024 | Sep. 30, 2023 | Sep. 30, 2024 | Sep. 30, 2023 | Dec. 31, 2023 | Dec. 31, 2022
Compensation expense recognized |  |  |  |  |  |
Total stock-based compensation expense | $ 32 | $ 216 | $ 169 | $ 656 | $ 767 | $ 2,087
Sales and marketing |  |  |  |  |  |
Compensation expense recognized |  |  |  |  |  |
Total stock-based compensation expense | 4 | 30 | 19 | 89 | 107 | 280
General and administrative |  |  |  |  |  |
Compensation expense recognized |  |  |  |  |  |
Total stock-based compensation expense | 13 | 128 | 83 | 384 | 451 | 1,494
Research and development |  |  |  |  |  |
Compensation expense recognized |  |  |  |  |  |
Total stock-based compensation expense | $ 15 | $ 58 | $ 67 | $ 183 | $ 209 | $ 313

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- Definition Amount of expense for award under share-based payment arrangement. Excludes amount capitalized. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 14.F) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479830/718-10-S99-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (h)(1)(i) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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