v3.25.4
Related Party Transactions - Additional Information (Detail) - USD ($)
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Related Party Transaction [Line Items]      
Loans outstanding to related parties $ 20,058,000 $ 11,696,000  
Deposits from related parties 16,404,000 11,652,000  
Related Parties [Member]      
Related Party Transaction [Line Items]      
Loans outstanding to related parties 20,058,000 11,696,000  
Design and Construction Firm [Member]      
Related Party Transaction [Line Items]      
Related party transaction, payment 6,455,000 2,180,000 $ 5,768,000
Accrued payables outstanding $ 0 $ 0