Supplemental Balance Sheet Information - Prepaid Expenses and Other Current Assets (Details) - USD ($) $ in Thousands |
Dec. 31, 2023 |
Dec. 31, 2022 |
|---|---|---|
| Supplemental Balance Sheet Information [Abstract] | ||
| Prepaid clinical, contract research and manufacturing costs | $ 0 | $ 213 |
| Prepaid insurance | 508 | 408 |
| Prepaid franchise tax | 259 | 223 |
| Lease costs | 235 | 111 |
| Other | 191 | 519 |
| Prepaid expenses and other current assets | $ 1,193 | $ 1,474 |
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- Definition Amount of asset related to consideration paid in advance for other costs that provide economic benefits within a future period of one year or the normal operating cycle, if longer. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount of asset related to consideration paid in advance for costs that provide economic benefits in future periods, and amount of other assets that are expected to be realized or consumed within one year or the normal operating cycle, if longer. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount of asset related to consideration paid in advance for costs that provide economic benefits within a future period of one year or the normal operating cycle, if longer. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Definition Amount of asset related to consideration paid in advance for insurance that provides economic benefits within a future period of one year or the normal operating cycle, if longer. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Lease, Cost, Current No definition available.
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| X | ||||||||||
- Definition Prepaid Franchise Tax No definition available.
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| X | ||||||||||
- Definition Supplemental Balance Sheet Information [Abstract] No definition available.
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