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Note 12 - Accumulated Other Comprehensive Income (Loss) - Components of Accumulated Other Comprehensive Income, Net of Tax (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2023 | Sep. 30, 2022 | Sep. 30, 2023 | Sep. 30, 2022
Balance | $ 498,720 | $ 418,046 | $ 421,985 | [1] | $ 427,775
Other comprehensive loss, net of tax | (2,983) | (7,365) | (1,725) |  | (17,479)
Balance | 495,667 | 412,258 | 495,667 |  | 412,258
AOCI, Accumulated Gain (Loss), Debt Securities, Available-for-Sale, Parent [Member] |  |  |  |  |
Balance | (14,363) | (9,817) | (15,621) |  | 15
Other comprehensive loss before reclassifications | (2,983) | (7,392) | (1,743) |  | (17,224)
Reclassified from AOCI | 0 | 0 | 18 |  | 0
Other comprehensive loss, net of tax | (2,983) | (7,392) | (1,725) |  | (17,224)
Balance | (17,346) | (17,209) | (17,346) |  | (17,209)
Accumulated Defined Benefit Plans Adjustment Attributable to Parent [Member] |  |  |  |  |
Balance | (98) | (1,843) | (98) |  | (1,561)
Other comprehensive loss before reclassifications | (28) | 0 | (76) |  | (335)
Reclassified from AOCI | 28 | 27 | 76 |  | 80
Other comprehensive loss, net of tax | 0 | 27 | 0 |  | (255)
Balance | (98) | (1,816) | (98) |  | (1,816)
AOCI Attributable to Parent [Member] |  |  |  |  |
Balance | (14,461) | (11,660) | (15,719) |  | (1,546)
Other comprehensive loss before reclassifications | (3,011) | (7,392) | (1,819) |  | (17,559)
Reclassified from AOCI | 28 | 27 | 94 |  | 80
Other comprehensive loss, net of tax | (2,983) | (7,365) | (1,725) |  | (17,479)
Balance | $ (17,444) | $ (19,025) | $ (17,444) |  | $ (19,025)
[1] | Derived from audited financial statements

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