v3.26.1
Allowance for Credit Losses - Additional Information (Detail) - USD ($)
3 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Allowance For Loan And Lease Losses [Abstract]    
Threshold for loan analysis $ 1,000,000  
Interest lost on nonaccrual loans 1,300,000 $ 2,100,000
Interest income on nonaccrual loans $ 144,000.0 $ 339,000.0