Note 5 - Land, Premises, and Equipment, Net (Details Textual) - USD ($) $ in Millions |
3 Months Ended | |
|---|---|---|
Mar. 31, 2025 |
Mar. 31, 2024 |
|
| Depreciation | $ 1.1 | $ 0.7 |
| Other Assets [Member] | ||
| Disposal Group, Including Discontinued Operation, Assets | 0.4 | |
| Disposal Group, Held-for-Sale, Not Discontinued Operations [Member] | Purchase Agreement to Sell Branch in West Fargo, North Dakota [Member] | ||
| Disposal Group, Including Discontinued Operation, Consideration | 3.8 | |
| Disposal Group, Including Discontinued Operation, Assets | $ 0.4 | |
| X | ||||||||||
- Definition Amount classified as assets attributable to disposal group held for sale or disposed of. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount of consideration received or receivable for the disposal of assets and liabilities, including discontinued operation. No definition available.
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| X | ||||||||||
- Details
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| X | ||||||||||
- Details
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| X | ||||||||||
- Details
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