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Fair Value Measurements (Details) - Recurring - USD ($) $ in Thousands | Dec. 31, 2023 | Dec. 31, 2022
--- | --- | ---
Assets: |  |
Cash equivalents | $ 16,715 | $ 27,668
Marketable securities - available for sale | 27,942 | 37,072
Assets, fair value | 44,657 | 64,740
Level 1 |  |
Assets: |  |
Cash equivalents | 16,715 | 27,668
Marketable securities - available for sale | 0 | 0
Assets, fair value | 16,715 | 27,668
Level 2 |  |
Assets: |  |
Cash equivalents | 0 | 0
Marketable securities - available for sale | 27,942 | 37,072
Assets, fair value | 27,942 | 37,072
Level 3 |  |
Assets: |  |
Cash equivalents | 0 | 0
Marketable securities - available for sale | 0 | 0
Assets, fair value | $ 0 | $ 0

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- Definition Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -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 No definition available. + 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/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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