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Concentrations of Credit Risk - Company's Demand Deposits and Temporary Cash Investments (Detail) - USD ($)
$ in Thousands
Dec. 31, 2022
Dec. 31, 2021
Concentration Risk [Line Items]    
Deposits in FDIC and SIPC-insured institutions under insurance limits $ 601 $ 2,043
Deposits in FDIC and SIPC-insured institutions over insurance limits 149,769 125,405
Deposits in foreign banks 6,406 9,342
Total cash and cash equivalents 156,776 136,790
Less outstanding checks and other reconciling items (19,223) (19,266)
Cash and cash equivalents $ 137,553 $ 117,524