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Fair Value Measurements and Fair Value of Financial Instruments - Assets Measured on Recurring Basis (Details) - Fair Value, Recurring - USD ($) $ in Thousands | Sep. 30, 2025 | Dec. 31, 2024
--- | --- | ---
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Total cash equivalents | $ 42,839 | $ 40,288
Total investments | 206,212 | 258,760
Total assets measured at fair value | 249,051 | 299,048
U.S. Treasury securities |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Total investments | 88,030 | 150,116
Commercial paper |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Total cash equivalents | 2,992 | 4,191
Total investments | 17,139 | 12,239
Corporate debt securities |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Total investments | 101,043 | 96,405
Money market funds |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Total cash equivalents | 39,847 | 36,097
Level 1 |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Total cash equivalents | 39,847 | 36,097
Total investments | 0 | 0
Total assets measured at fair value | 39,847 | 36,097
Level 1 | U.S. Treasury securities |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Total investments | 0 | 0
Level 1 | Commercial paper |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Total cash equivalents | 0 | 0
Total investments | 0 | 0
Level 1 | Corporate debt securities |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Total investments | 0 | 0
Level 1 | Money market funds |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Total cash equivalents | 39,847 | 36,097
Level 2 |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Total cash equivalents | 2,992 | 4,191
Total investments | 206,212 | 258,760
Total assets measured at fair value | 209,204 | 262,951
Level 2 | U.S. Treasury securities |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Total investments | 88,030 | 150,116
Level 2 | Commercial paper |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Total cash equivalents | 2,992 | 4,191
Total investments | 17,139 | 12,239
Level 2 | Corporate debt securities |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Total investments | 101,043 | 96,405
Level 2 | Money market funds |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Total cash equivalents | 0 | 0
Level 3 |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Total cash equivalents | 0 | 0
Total investments | 0 | 0
Total assets measured at fair value | 0 | 0
Level 3 | U.S. Treasury securities |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Total investments | 0 | 0
Level 3 | Commercial paper |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Total cash equivalents | 0 | 0
Total investments | 0 | 0
Level 3 | Corporate debt securities |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Total investments | 0 | 0
Level 3 | Money market funds |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Total cash equivalents | $ 0 | $ 0

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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/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 2: 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 3: 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 Reference 4: 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 5: 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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- Definition Fair value portion of investment securities, including, but not limited to, marketable securities, derivative financial instruments, and investments accounted for under the equity method. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 825 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 28 -Subparagraph (c)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482907/825-10-50-28 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -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 3: http://www.xbrl.org/2009/role/commonPracticeRef -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 4: http://www.xbrl.org/2009/role/commonPracticeRef -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 Reference 5: 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 6: 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 7: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2E -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2E + Details
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