Note 2 - Investments, Available for Sale - Schedule of Available-for-Sale Securities Reconciliation (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Amortized cost, AFS	$ 584,287	$ 604,157
Gross unrealized gains, AFS	1,162	1,031
Gross unrealized losses, AFS	(47,809)	(55,040)
Available For Sale ("AFS")	537,640	550,148
Collateralized Loan Obligations [Member]
Amortized cost, AFS	51,022	60,855
Gross unrealized gains, AFS	72	12
Gross unrealized losses, AFS	(728)	(1,709)
Available For Sale ("AFS")	50,366	59,158
Small Business Administration Bonds [Member]
Amortized cost, AFS	79,014	102,293
Gross unrealized gains, AFS	416	584
Gross unrealized losses, AFS	(2,677)	(3,247)
Available For Sale ("AFS")	76,753	99,630
US States and Political Subdivisions Debt Securities [Member]
Amortized cost, AFS	21,501	22,537
Gross unrealized gains, AFS	643	405
Gross unrealized losses, AFS	(908)	(1,632)
Available For Sale ("AFS")	21,236	21,310
Taxable Municipal Bonds [Member]
Amortized cost, AFS	64,669	65,250
Gross unrealized gains, AFS	0	0
Gross unrealized losses, AFS	(11,554)	(14,480)
Available For Sale ("AFS")	53,115	50,770
Collateralized Mortgage-Backed Securities [Member]
Amortized cost, AFS	368,081	353,222
Gross unrealized gains, AFS	31	30
Gross unrealized losses, AFS	(31,942)	(33,972)
Available For Sale ("AFS")	$ 336,170	$ 319,280

Amount, before tax, of unrealized gain in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 320
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+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 320
-SubTopic 10
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Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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