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Note 3 - Loans - Summary of Loans (Details) - USD ($) $ in Thousands	Sep. 30, 2025	Dec. 31, 2024	Sep. 30, 2024	Dec. 31, 2023
Loans	$ 1,433,197	$ 1,466,595	$ 994,720
Allowance for credit losses	(14,447)	(16,400)	(12,704)	$ (11,974)
Loans, net	1,418,750	1,450,195
Commercial and Industrial Loans [Member]
Loans	117,412	141,333	114,823
Allowance for credit losses	(2,900)	(3,927)	(4,223)	(3,706)
Consumer and Other Loans [Member]
Loans	19,322	21,453	17,701
Allowance for credit losses	(234)	(160)	(124)	(99)
Construction and Land Development [Member] | Real Estate 1 [Member]
Loans	78,470	84,480	61,446
Allowance for credit losses	(499)	(585)	(391)	(312)
Secured by Multi-family Residential Properties [Member] | Real Estate 1 [Member]
Loans	533,458	547,167	351,004
Allowance for credit losses	(4,924)	(4,266)	(2,844)	(3,159)
Other Real Estate Loans [Member] | Real Estate 1 [Member]
Loans	684,535	672,162	449,746
Allowance for credit losses	$ (5,890)	$ (7,462)	$ (5,122)	$ (4,698)

X

- Definition

Amount excluding accrued interest, of allowance for credit loss on financing receivable. Excludes net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479344/326-20-45-1

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- Definition

Amortized cost excluding accrued interest, after allowance for credit loss, of financing receivable. Excludes net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479344/326-20-45-1

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- Definition

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+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479344/326-20-45-1

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 3B
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-3B

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 5
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-5

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