Balance Sheet Components - Summary of Prepaid Expenses and Other Current Assets (Details) - USD ($) $ in Thousands |
Jun. 30, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
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| Disclosure Of Balance Sheet Components [Abstract] | |||
| Prepaid foreign consumption tax | $ 81 | $ 98 | |
| Prepaid research and development costs | $ 6,362 | 57 | 0 |
| Other receivables | 99 | 83 | 223 |
| Prepaid other | 100 | 129 | 106 |
| Prepaid expenses and other current assets | $ 6,561 | $ 350 | $ 427 |
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- References No definition available.
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- Definition Prepaid foreign consumption tax. No definition available.
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- Definition Prepaid research and development costs. No definition available.
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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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- Definition Amount due from parties in nontrade transactions, classified as other. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- 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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