| Fair Value Measurements - Equity Securities (Details) | Sep. 30, 2023 | Dec. 31, 2022 | 
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| Closing Common Stock Price | ||
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| Valuation assumptions, measurement input | 1.32 | 2.07 | 
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- Definition Value of input used to measure investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI). Reference 1: http://www.xbrl.org/2003/role/disclosureRef 
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available. 
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- Details 
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