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Financial Instruments and Fair Value Measurements – Schedule of Financial Instruments Measured at Fair Value (Details) - USD ($) $ in Thousands | Jun. 30, 2026 | Dec. 31, 2025
--- | --- | ---
Marketable securities: |  |
Total marketable securities | $ 10,261 | $ 9,498
U.S. treasury securities |  |
Marketable securities: |  |
Total marketable securities | 6,755 |
Corporate debt securities |  |
Marketable securities: |  |
Total marketable securities | 824 |
U.S. government agency bonds |  |
Marketable securities: |  |
Total marketable securities | 2,682 |
Fair Value, Recurring |  |
Cash equivalents: |  |
Total cash equivalents | 12,875 | 13,257
Marketable securities: |  |
Total marketable securities | 10,261 | 9,498
Total assets at fair value | 23,136 | 22,755
Fair Value, Recurring | U.S. treasury securities |  |
Marketable securities: |  |
Total marketable securities | 6,755 | 6,126
Fair Value, Recurring | Corporate debt securities |  |
Marketable securities: |  |
Total marketable securities | 824 | 2,374
Fair Value, Recurring | U.S. government agency bonds |  |
Marketable securities: |  |
Total marketable securities | 2,682 | 998
Money market funds | Fair Value, Recurring |  |
Cash equivalents: |  |
Total cash equivalents | 2,063 | 5,030
Commercial paper | Fair Value, Recurring |  |
Cash equivalents: |  |
Total cash equivalents | 10,662 | 6,681
U.S. government agency bonds | Fair Value, Recurring |  |
Cash equivalents: |  |
Total cash equivalents | 150 | 697
Corporate debt securities | Fair Value, Recurring |  |
Cash equivalents: |  |
Total cash equivalents |  | 849
Level 1 | Fair Value, Recurring |  |
Cash equivalents: |  |
Total cash equivalents | 2,063 | 5,030
Marketable securities: |  |
Total marketable securities | 0 | 0
Total assets at fair value | 2,063 | 5,030
Level 1 | Fair Value, Recurring | U.S. treasury securities |  |
Marketable securities: |  |
Total marketable securities | 0 | 0
Level 1 | Fair Value, Recurring | Corporate debt securities |  |
Marketable securities: |  |
Total marketable securities | 0 | 0
Level 1 | Fair Value, Recurring | U.S. government agency bonds |  |
Marketable securities: |  |
Total marketable securities | 0 | 0
Level 1 | Money market funds | Fair Value, Recurring |  |
Cash equivalents: |  |
Total cash equivalents | 2,063 | 5,030
Level 1 | Commercial paper | Fair Value, Recurring |  |
Cash equivalents: |  |
Total cash equivalents | 0 | 0
Level 1 | U.S. government agency bonds | Fair Value, Recurring |  |
Cash equivalents: |  |
Total cash equivalents | 0 | 0
Level 1 | Corporate debt securities | Fair Value, Recurring |  |
Cash equivalents: |  |
Total cash equivalents |  | 0
Level 2 | Fair Value, Recurring |  |
Cash equivalents: |  |
Total cash equivalents | 10,812 | 8,227
Marketable securities: |  |
Total marketable securities | 10,261 | 9,498
Total assets at fair value | 21,073 | 17,725
Level 2 | Fair Value, Recurring | U.S. treasury securities |  |
Marketable securities: |  |
Total marketable securities | 6,755 | 6,126
Level 2 | Fair Value, Recurring | Corporate debt securities |  |
Marketable securities: |  |
Total marketable securities | 824 | 2,374
Level 2 | Fair Value, Recurring | U.S. government agency bonds |  |
Marketable securities: |  |
Total marketable securities | 2,682 | 998
Level 2 | Money market funds | Fair Value, Recurring |  |
Cash equivalents: |  |
Total cash equivalents | 0 | 0
Level 2 | Commercial paper | Fair Value, Recurring |  |
Cash equivalents: |  |
Total cash equivalents | 10,662 | 6,681
Level 2 | U.S. government agency bonds | Fair Value, Recurring |  |
Cash equivalents: |  |
Total cash equivalents | $ 150 | 697
Level 2 | Corporate debt securities | Fair Value, Recurring |  |
Cash equivalents: |  |
Total cash equivalents |  | $ 849

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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 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 825 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 11 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482907/825-10-50-11 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 825 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 11 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482907/825-10-50-11 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Topic 825 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 10 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482907/825-10-50-10 + Details
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