v3.26.1
Fair Value Disclosures - Schedule of Reconciliation for Recurring Level 3 Fair Value Measurements (Detail) - Interest Rate Lock Commitments [Member]
$ in Thousands
6 Months Ended
Jun. 30, 2026
USD ($)
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]  
Beginning Balance $ 845
Change in fair value:  
Included in income from mortgage banking (70)
Change in observability of significant inputs:  
Ending Balance $ 775