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Fair Value Measurements - Additional Information (Detail) - USD ($) | Mar. 31, 2024 | Dec. 31, 2023
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Fair Value Measurements, Recurring |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |
Liability measured and recognized at fair value | $ 0 | $ 0
Fair Value Measurements, Non-recurring |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |
Liability measured and recognized at fair value | 0 | 0
Fair Value Measurements, Non-recurring | Fair Value, Level 3 |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |
Privately-held investments measured at fair value | $ 348,000 | $ 348,000

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