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Derivative Financial Instruments - Summary of Income Statement Effect of Derivatives Not Designated as Hedging Instruments (Detail) - Not Designated as Hedging Instrument - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Derivative Instruments, Gain (Loss) [Line Items]      
Total not designated in hedge relationships $ 3,201 $ 2,732 $ (8,630)
Interest rate derivatives | Operating Expense      
Derivative Instruments, Gain (Loss) [Line Items]      
Total not designated in hedge relationships 8,664 (1,480) (6,159)
Mortgage banking derivatives | Operating Expense      
Derivative Instruments, Gain (Loss) [Line Items]      
Total not designated in hedge relationships 63 (34) 5
Other | Operating Expense      
Derivative Instruments, Gain (Loss) [Line Items]      
Total not designated in hedge relationships $ (5,526) $ 4,246 $ (2,476)