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Stockholders' Equity - Equity Incentive Plans (Details) - shares | Mar. 31, 2025 | Dec. 12, 2024 | Mar. 19, 2024
--- | --- | --- | ---
Stockholders' Equity |  |  |
Shares are granted available for issuance (in shares) | 261,650 |  |
Equity Incentive Plans [Member] |  |  |
Stockholders' Equity |  |  |
Shares of common stock reserved for issuance (in shares) | 711,042 |  |
2011 Equity Incentive Plan | Unexercised Stock Options |  |  |
Stockholders' Equity |  |  |
Shares of common stock reserved for issuance (in shares) | 400,392 |  |
2021 Equity Incentive Plan |  |  |
Stockholders' Equity |  |  |
Number of common stock eligible for issuance | 400,000 |  |
2021 Equity Incentive Plan | Unexercised Stock Options |  |  |
Stockholders' Equity |  |  |
Shares of common stock reserved for issuance (in shares) | 49,000 |  |
Not related to plan |  |  |
Stockholders' Equity |  |  |
Shares of common stock reserved for issuance (in shares) | 263,957 |  |
Not related to plan | Warrants |  |  |
Stockholders' Equity |  |  |
Shares of common stock reserved for issuance (in shares) |  | 145,664 | 18,293
Not related to plan | Unexercised Stock Options | Halston License |  |  |
Stockholders' Equity |  |  |
Shares of common stock reserved for issuance (in shares) | 100,000 |  |

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