v3.26.1
Fair Value Disclosures (Additional) (Detail) - USD ($)
$ in Thousands
Mar. 31, 2026
Dec. 31, 2025
Mar. 31, 2025
Dec. 31, 2024
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]        
Allowance for credit losses $ 43,950 $ 40,906 $ 38,175 $ 37,423
Collateral Pledged        
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]        
Allowance for credit losses $ 3,700 $ 4,900