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v3.25.1

Fair Value Measurements - Financial assets and liabilities (Details) $ in Thousands | 1 Months Ended |  |
--- | --- | --- | ---
Mar. 31, 2024 instrument | Dec. 31, 2024 USD ($) | Dec. 31, 2023 USD ($)
Assets: |  |  |
Number of Freestanding Financial Instruments | instrument | 2 |  |
Series C redeemable convertible preferred stock |  |  |
Assets: |  |  |
Number of Freestanding Financial Instruments | instrument | 2 |  |
Recurring |  |  |
Assets: |  |  |
Total assets |  | $ 287,584 | $ 26,266
Recurring | Money market funds |  |  |
Assets: |  |  |
Cash equivalents |  | 168,847 | 21,310
Recurring | U.S. treasuries |  |  |
Assets: |  |  |
Cash equivalents |  |  | 2,000
Marketable securities |  | 118,737 | 2,956
Level 1 | Recurring |  |  |
Assets: |  |  |
Total assets |  | 215,984 | 25,268
Level 1 | Recurring | Money market funds |  |  |
Assets: |  |  |
Cash equivalents |  | 168,847 | 21,310
Level 1 | Recurring | U.S. treasuries |  |  |
Assets: |  |  |
Cash equivalents |  |  | 2,000
Marketable securities |  | 47,137 | 1,958
Level 2 | Recurring |  |  |
Assets: |  |  |
Total assets |  | 71,600 | 998
Level 2 | Recurring | U.S. treasuries |  |  |
Assets: |  |  |
Marketable securities |  | $ 71,600 | $ 998

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- Definition Fair value portion of asset recognized for present right to economic benefit. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 100 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482078/820-10-55-100 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 + Details
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- Definition Fair value portion of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 + Details
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