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Note 8 - Goodwill and Other Intangible Assets - Components of Other Intangible Assets, by Reporting Unit (Details) - USD ($) $ in Thousands | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
--- | --- | --- | ---
Other intangible assets | $ 4,176 | $ 5,622 | [1] |
Community Banking [Member] |  |  |  |
Other intangible assets |  | 5,622 |  | $ 7,069
Core Deposits [Member] |  |  |  |
Finite-lived intangible assets, gross | 12,674 |  |  |
Accumulated amortization | $ (8,498) |  |  |
Core Deposits [Member] | Community Banking [Member] |  |  |  |
Finite-lived intangible assets, gross |  | 12,674 |  | 12,674
Accumulated amortization |  | $ (7,052) |  | $ (5,605)
[1] | Derived from audited financial statements

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