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Fair Value Measurements - Schedule of Financial Assets and Liabilities Measured at Fair Value on Recurring Basis (Details) - Fair Value on Recurring Basis - USD ($) $ in Thousands | Jun. 30, 2025 | Dec. 31, 2024
--- | --- | ---
Assets: |  |
Assets | $ 7,621 | $ 38,295
Liabilities: |  |
Warrant liabilities, long-term | 859 | 1,336
Notes payable, long-term | 29,985 | 30,162
Liabilities | 30,844 | 31,498
Money Market Funds |  |
Assets: |  |
Cash equivalents | 7,621 | 38,295
Level 1 |  |
Assets: |  |
Assets | 7,621 | 38,295
Liabilities: |  |
Warrant liabilities, long-term | 0 | 0
Notes payable, long-term | 0 | 0
Liabilities | 0 | 0
Level 1 | Money Market Funds |  |
Assets: |  |
Cash equivalents | 7,621 | 38,295
Level 2 |  |
Assets: |  |
Assets | 0 | 0
Liabilities: |  |
Warrant liabilities, long-term | 0 | 0
Notes payable, long-term | 0 | 0
Liabilities | 0 | 0
Level 2 | Money Market Funds |  |
Assets: |  |
Cash equivalents | 0 | 0
Level 3 |  |
Assets: |  |
Assets | 0 | 0
Liabilities: |  |
Warrant liabilities, long-term | 859 | 1,336
Notes payable, long-term | 29,985 | 30,162
Liabilities | 30,844 | 31,498
Level 3 | Money Market Funds |  |
Assets: |  |
Cash equivalents | $ 0 | $ 0

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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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