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Note 3 - Loans Receivable - Activity in Allowance for Credit Losses (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Balance	$ 17,800	$ 18,414	$ 18,247	$ 18,549
Provision (credit) for credit losses - loans	(130)	(293)	(599)	(439)
Charge-offs	(17)	(14)	(42)	(29)
Recoveries	17	91	64	117
Balance	17,670	18,198	17,670	18,198
Residential Portfolio Segment [Member] | One to Four Family [Member]
Balance	5,110	5,838	5,286	6,886
Provision (credit) for credit losses - loans	(176)	(599)	(389)	(1,661)
Charge-offs	0	0	0	(3)
Recoveries	14	87	51	104
Balance	4,948	5,326	4,948	5,326
Residential Portfolio Segment [Member] | Multifamily [Member]
Balance	6,655	7,276	7,079	7,318
Provision (credit) for credit losses - loans	430	(196)	6	(243)
Charge-offs	0	0	0	0
Recoveries	3	3	3	8
Balance	7,088	7,083	7,088	7,083
Residential Portfolio Segment [Member] | Home Equity Loan [Member]
Balance	197	273	212	211
Provision (credit) for credit losses - loans	(9)	(74)	(24)	(12)
Charge-offs	0	0	0	0
Recoveries	0	0	0	0
Balance	188	199	188	199
Construction and Land Portfolio Segment [Member]
Balance	1,181	1,228	1,205	983
Provision (credit) for credit losses - loans	(40)	28	(66)	271
Charge-offs	0	0	0	0
Recoveries	0	0	2	2
Balance	1,141	1,256	1,141	1,256
Commercial Real Estate Portfolio Segment [Member]
Balance	4,187	3,227	3,920	2,561
Provision (credit) for credit losses - loans	(278)	540	(11)	1,204
Charge-offs	0	0	0	0
Recoveries	0	1	0	3
Balance	3,909	3,768	3,909	3,768
Consumer Portfolio Segment [Member]
Balance	77	64	79	56
Provision (credit) for credit losses - loans	30	23	45	43
Charge-offs	(17)	(14)	(42)	(26)
Recoveries	0	0	8	0
Balance	90	73	90	73
Commercial Portfolio Segment [Member]
Balance	393	508	466	534
Provision (credit) for credit losses - loans	(87)	(15)	(160)	(41)
Charge-offs	0	0	0	0
Recoveries	0	0	0	0
Balance	$ 306	$ 493	$ 306	$ 493

X

- Definition

Amount of allowance for credit loss on financing receivable. Excludes allowance for financing receivable covered under loss sharing agreement.

+ References

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- Definition

Amount of increase in allowance for credit loss on financing receivable from recovery.

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Amount of credit loss expense (reversal of expense) for financing receivable.

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