Quarterly report pursuant to Section 13 or 15(d)

Financial Instruments - Summary of Changes in Level One Financial Assets (Detail)

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Financial Instruments - Summary of Changes in Level One Financial Assets (Detail) - Other Long-term Investments [Member] - Level 1 [Member]
$ in Thousands
9 Months Ended
Sep. 30, 2023
USD ($)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]  
Beginning balance $ 130
Revaluations on Level 1 instruments 15
Ending balance $ 145