v3.26.3
Investments (Limited Partnership Investments) - Additional Information (Detail) - Limited Partnership [Member] - USD ($)
$ in Thousands
Sep. 30, 2026
Dec. 31, 2025
Schedule Of Investments [Line Items]    
Company's net cumulative contributed capital to the partnership $ 17,205 $ 18,697
Maximum exposure loss relating to VIE $ 16,076 $ 17,690