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Note 3 - Accumulated Other Comprehensive Income - Components of Accumulated Other Comprehensive Income (Details) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2024 | Mar. 31, 2023
Balance | $ 189,479 | $ 162,950
Other comprehensive (loss) income, net of tax | (1,447) | 8,214
Balance | 191,635 | 175,887
AOCI, Accumulated Gain (Loss), Debt Securities, Available-for-Sale, Parent [Member] |  |
Balance | (40,760) | (53,624)
Other comprehensive loss before reclassifications, net of tax | (1,908) | 7,761
Amounts reclassified from accumulated other comprehensive income, net of tax | 0 | 1
Other comprehensive (loss) income, net of tax | (1,908) | 7,762
Balance | (42,668) | (45,862)
AOCI, Gain (Loss), Debt Securities, Securities Transferred To Held-to-maturity [Member] |  |
Balance | (15,707) | (17,528)
Other comprehensive loss before reclassifications, net of tax | 0 | 0
Amounts reclassified from accumulated other comprehensive income, net of tax | 461 | 452
Other comprehensive (loss) income, net of tax | 461 | 452
Balance | (15,246) | (17,076)
AOCI Attributable to Parent [Member] |  |
Balance | (56,467) | (71,152)
Other comprehensive loss before reclassifications, net of tax | (1,908) | 7,761
Amounts reclassified from accumulated other comprehensive income, net of tax | 461 | 453
Other comprehensive (loss) income, net of tax | (1,447) | 8,214
Balance | $ (57,914) | $ (62,938)

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