Note 5 - Bank Premises and Equipment (Details Textual) |
12 Months Ended | ||
|---|---|---|---|
|
Dec. 31, 2025
USD ($)
|
Dec. 31, 2024
USD ($)
|
Dec. 31, 2023
USD ($)
|
|
| Depreciation, Depletion and Amortization, Nonproduction | $ 2,792,000 | $ 3,095,000 | $ 3,780,000 |
| Gain (Loss) on Disposition of Property Plant Equipment | (8,000) | 427,000 | (1,323,000) |
| Discontinued Operations, Disposed of by Means Other than Sale [Member] | |||
| Gain (Loss) on Disposition of Property Plant Equipment | (8,000) | $ 400,000 | |
| Number of Bank Branches Closed | 1 | ||
| Property, Plant and Equipment, Gross | $ 400,000 | ||
| Bank Premises and Equipment [Member] | |||
| Depreciation, Depletion and Amortization, Nonproduction | $ 2,300,000 | $ 2,500,000 | $ 3,000,000 |