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Note 3 - Loans Receivable and Allowance for Credit Losses on Loans - Schedule of Collateral Dependent Loans (Details) - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Financing Receivable, Gross	$ 2,488,422	$ 2,433,015
Commercial Real Estate [Member]
Financing Receivable, Gross	5,853	5,787
Residential Real Estate [Member]
Financing Receivable, Gross	326	269
Other Nonreal Estate [Member]
Financing Receivable, Gross	5,221	4,888
Collateral Dependent Loans [Member]
Financing Receivable, Gross	11,400	10,944
Real Estate Portfolio Segment [Member]
Financing Receivable, Gross	1,536,003	1,530,381
Real Estate Portfolio Segment [Member] | Commercial Real Estate [Member]
Financing Receivable, Gross	5,853	5,787
Real Estate Portfolio Segment [Member] | Residential Real Estate [Member]
Financing Receivable, Gross	326	269
Real Estate Portfolio Segment [Member] | Other Nonreal Estate [Member]
Financing Receivable, Gross	0	0
Real Estate Portfolio Segment [Member] | Collateral Dependent Loans [Member]
Financing Receivable, Gross	6,179	6,056
Real Estate Portfolio Segment [Member] | Commercial Loan [Member] | Commercial Real Estate [Member]
Financing Receivable, Gross	1,116	1,088
Real Estate Portfolio Segment [Member] | Commercial Loan [Member] | Residential Real Estate [Member]
Financing Receivable, Gross	0	0
Real Estate Portfolio Segment [Member] | Commercial Loan [Member] | Other Nonreal Estate [Member]
Financing Receivable, Gross	0	0
Real Estate Portfolio Segment [Member] | Commercial Loan [Member] | Collateral Dependent Loans [Member]
Financing Receivable, Gross	1,116	1,088
Real Estate Portfolio Segment [Member] | Construction Loans [Member]
Financing Receivable, Gross	274,209	303,054
Real Estate Portfolio Segment [Member] | Construction Loans [Member] | Commercial Real Estate [Member]
Financing Receivable, Gross	4,737	4,699
Real Estate Portfolio Segment [Member] | Construction Loans [Member] | Residential Real Estate [Member]
Financing Receivable, Gross	0	0
Real Estate Portfolio Segment [Member] | Construction Loans [Member] | Other Nonreal Estate [Member]
Financing Receivable, Gross	0
Real Estate Portfolio Segment [Member] | Construction Loans [Member] | Collateral Dependent Loans [Member]
Financing Receivable, Gross	4,737	4,699
Real Estate Portfolio Segment [Member] | Home Equity Loan [Member]
Financing Receivable, Gross	73,749	69,488
Real Estate Portfolio Segment [Member] | Home Equity Loan [Member] | Commercial Real Estate [Member]
Financing Receivable, Gross	0	0
Real Estate Portfolio Segment [Member] | Home Equity Loan [Member] | Residential Real Estate [Member]
Financing Receivable, Gross	156	173
Real Estate Portfolio Segment [Member] | Home Equity Loan [Member] | Other Nonreal Estate [Member]
Financing Receivable, Gross	0	0
Real Estate Portfolio Segment [Member] | Home Equity Loan [Member] | Collateral Dependent Loans [Member]
Financing Receivable, Gross	156	173
Real Estate Portfolio Segment [Member] | One-to-four Family Loan [Member]
Financing Receivable, Gross	588,966	567,742
Real Estate Portfolio Segment [Member] | One-to-four Family Loan [Member] | Commercial Real Estate [Member]
Financing Receivable, Gross	0	0
Real Estate Portfolio Segment [Member] | One-to-four Family Loan [Member] | Residential Real Estate [Member]
Financing Receivable, Gross	170	96
Real Estate Portfolio Segment [Member] | One-to-four Family Loan [Member] | Other Nonreal Estate [Member]
Financing Receivable, Gross	0	0
Real Estate Portfolio Segment [Member] | One-to-four Family Loan [Member] | Collateral Dependent Loans [Member]
Financing Receivable, Gross	170	96
Consumer Portfolio Segment [Member]
Financing Receivable, Gross	641,688	646,753
Consumer Portfolio Segment [Member] | Commercial Real Estate [Member]
Financing Receivable, Gross	0	0
Consumer Portfolio Segment [Member] | Residential Real Estate [Member]
Financing Receivable, Gross	0	0
Consumer Portfolio Segment [Member] | Other Nonreal Estate [Member]
Financing Receivable, Gross	2,646	2,205
Consumer Portfolio Segment [Member] | Collateral Dependent Loans [Member]
Financing Receivable, Gross	2,646	2,205
Consumer Portfolio Segment [Member] | Indirect Home Improvement Loan [Member]
Financing Receivable, Gross	563,621	569,903
Consumer Portfolio Segment [Member] | Indirect Home Improvement Loan [Member] | Commercial Real Estate [Member]
Financing Receivable, Gross	0	0
Consumer Portfolio Segment [Member] | Indirect Home Improvement Loan [Member] | Residential Real Estate [Member]
Financing Receivable, Gross	0	0
Consumer Portfolio Segment [Member] | Indirect Home Improvement Loan [Member] | Other Nonreal Estate [Member]
Financing Receivable, Gross	2,319	1,863
Consumer Portfolio Segment [Member] | Indirect Home Improvement Loan [Member] | Collateral Dependent Loans [Member]
Financing Receivable, Gross	2,319	1,863
Consumer Portfolio Segment [Member] | Marine Loans [Member]
Financing Receivable, Gross	74,627	73,310
Consumer Portfolio Segment [Member] | Marine Loans [Member] | Commercial Real Estate [Member]
Financing Receivable, Gross	0	0
Consumer Portfolio Segment [Member] | Marine Loans [Member] | Residential Real Estate [Member]
Financing Receivable, Gross	0	0
Consumer Portfolio Segment [Member] | Marine Loans [Member] | Other Nonreal Estate [Member]
Financing Receivable, Gross	327	342
Consumer Portfolio Segment [Member] | Marine Loans [Member] | Collateral Dependent Loans [Member]
Financing Receivable, Gross	327	342
Commercial Business Portfolio Segment [Member]
Financing Receivable, Gross	310,731	255,881
Commercial Business Portfolio Segment [Member] | Commercial And Industrial [Member]
Financing Receivable, Gross	285,183	238,301
Commercial Business Portfolio Segment [Member] | Commercial And Industrial [Member] | Commercial Real Estate [Member]
Financing Receivable, Gross	0	0
Commercial Business Portfolio Segment [Member] | Commercial And Industrial [Member] | Residential Real Estate [Member]
Financing Receivable, Gross	0	0
Commercial Business Portfolio Segment [Member] | Commercial And Industrial [Member] | Other Nonreal Estate [Member]
Financing Receivable, Gross	2,575	2,683
Commercial Business Portfolio Segment [Member] | Commercial And Industrial [Member] | Collateral Dependent Loans [Member]
Financing Receivable, Gross	$ 2,575	$ 2,683

X

- Definition

Amortized cost, before allowance for credit loss, of financing receivable. Excludes financing receivable covered under loss sharing agreement and net investment in lease.

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