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Organization and Description of Business (Details) - USD ($) $ in Thousands |  | 12 Months Ended
--- | --- | ---
Aug. 22, 2024 | Dec. 31, 2024 | Dec. 31, 2023
Organization and Description of Business |  |  |
Cash and cash equivalents |  | $ 14,035 | $ 5,684
Gross proceeds to date |  | 105,300 |
Gross proceeds from the offering |  | 14,200 |
Net proceeds |  | 12,967 | 0
(Losses) since inception |  | $ 99,016 | $ 93,717
Suspended status | ClearSign Asia Limited |  |  |
Organization and Description of Business |  |  |
Suspended status, period | 3 years |  |

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