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The Company and Summary of Significant Accounting Policies - Basis of Presentation and Liquidity (Details) - USD ($) $ in Thousands | 3 Months Ended |
--- | --- | ---
Mar. 31, 2025 | Dec. 31, 2024
Cash and cash equivalents |  |
Cash and cash equivalents | $ 12,661 | $ 11,124
Stockholders' equity: |  |
Accumulated deficit | 200,089 | 193,192
Stockholders' equity (deficit) | $ 18,163 | $ 15,781
Substantial Doubt about Going Concern, within One Year | true |

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