Loans (Impaired Loans) - Additional Information (Detail) |
6 Months Ended | ||
|---|---|---|---|
|
Jun. 30, 2026
USD ($)
Loan
Contract
|
Jun. 30, 2025
USD ($)
Loan
|
Dec. 31, 2025
USD ($)
|
|
| Accounts, Notes, Loans and Financing Receivable [Line Items] | |||
| Allowance for credit loss for collateral dependent loans | $ 211,000 | $ 145,000 | |
| Modifications to borrower experiencing financial difficulty | $ 0 | $ 0 | |
| Maximum time for re-evaluation (in months) | 12 months | ||
| Re-evaluation period for real estate | 2 years | ||
| Number of contracts modified | Loan | 0 | 0 | |
| Principal Forgiveness [Member] | |||
| Accounts, Notes, Loans and Financing Receivable [Line Items] | |||
| Number of contracts modified | Contract | 0 | ||
| Consumer Real Estate [Member] | |||
| Accounts, Notes, Loans and Financing Receivable [Line Items] | |||
| Foreclosed residential real estate property | $ 0 | $ 0 | 0 |
| Residential real estate properties foreclosure proceedings | $ 208,000 | $ 925,000 | $ 1,400,000 |