Note 4 - Premises and Equipment, Net - Summary of Premises and Equipment (Details) - USD ($) $ in Thousands |
Jun. 30, 2026 |
Dec. 31, 2025 |
|---|---|---|
| Property, plant and equipment, gross | $ 115,570 | $ 116,568 |
| Less: accumulated depreciation | (54,843) | (54,100) |
| Premises and equipment, net | 60,727 | 62,468 |
| Land and Land Improvements [Member] | ||
| Property, plant and equipment, gross | 16,250 | 16,250 |
| Building [Member] | ||
| Property, plant and equipment, gross | 68,600 | 68,733 |
| Furniture and Fixtures [Member] | ||
| Property, plant and equipment, gross | $ 30,720 | $ 31,585 |
| X | ||||||||||
- Definition Amount of accumulated depreciation, depletion, and amortization of property, plant, and equipment. Includes, but is not limited to, land and land improvement; building; machinery and equipment; furniture and fixture; and work of art, historical treasure, or similar asset classified as collection. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount, before accumulated depreciation, depletion, and amortization, of property, plant, and equipment. Includes, but is not limited to, land and land improvement; building; machinery and equipment; furniture and fixture; and work of art, historical treasure, or similar asset classified as collection. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount, after accumulated depreciation, depletion, and amortization, of property, plant, and equipment. Includes, but is not limited to, land and land improvement; building; machinery and equipment; furniture and fixture; and work of art, historical treasure, or similar asset classified as collection. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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