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Investments - Schedule of Fair Values and Gross Unrealized Gains and Losses on Investments (Details) - USD ($) $ in Thousands | Sep. 30, 2024 | Dec. 31, 2023
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Schedule of Held-to-maturity Securities [Line Items] |  |
Cash equivalents, amortized cost and net carrying value | $ 2,950 | $ 12,502
Investments, amortized cost | 17,931 | 16,799
Investments, gross unrealized gains | 7 | 0
Investments, gross unrealized losses | 0 | (10)
Investments, fair value | 17,938 | 16,789
Investments, net carrying value | 17,931 | 16,799
Commercial paper |  |
Schedule of Held-to-maturity Securities [Line Items] |  |
Cash equivalents, amortized cost and net carrying value |  | 4,976
Cash equivalents, gross unrealized gains |  | 10
Cash equivalents, gross unrealized losses |  | 0
Cash equivalents, fair value |  | 4,986
U.S. treasury securities |  |
Schedule of Held-to-maturity Securities [Line Items] |  |
Investments, amortized cost | 8,500 |
Investments, gross unrealized gains | 3 |
Investments, gross unrealized losses | 0 |
Investments, fair value | 8,503 |
Investments, net carrying value | 8,500 |
Commercial paper |  |
Schedule of Held-to-maturity Securities [Line Items] |  |
Investments, amortized cost | 9,431 | 16,799
Investments, gross unrealized gains | 4 | 0
Investments, gross unrealized losses | 0 | (10)
Investments, fair value | 9,435 | 16,789
Investments, net carrying value | $ 9,431 | $ 16,799

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- Definition Amount 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. Excludes cash and cash equivalents within disposal group and discontinued operation. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(1)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147483467/210-10-45-1 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482740/230-10-45-4 + Details
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