Note 14 - Fair Value - Carrying Amount and Estimated Fair Value of Financial Instruments (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Securities	$ 182,716	$ 210,338
Certificates of deposit	222,391	186,524
Fair Value, Inputs, Level 1 [Member]
Securities	112,508	163,103
Fair Value, Inputs, Level 2 [Member]
Securities	70,208	47,235
Fair Value, Inputs, Level 3 [Member]
Securities	0	0
Reported Value Measurement [Member]
Cash and cash equivalents	178,484	66,771
Securities	182,716	210,338
Loans receivable, net of allowance for credit losses	1,050,761	1,226,743
FHLB and FRB stock	7,490	7,490
Accrued interest receivable	7,542	7,338
Certificates of deposit	222,391	186,524
Borrowings	25,000
Subordinated notes	19,678	19,634
Estimate of Fair Value Measurement [Member]
Cash and cash equivalents	178,484	66,771
Securities	182,744	210,333
Loans receivable, net of allowance for credit losses	997,897	1,198,616
Accrued interest receivable	7,542	7,338
Certificates of deposit	220,222	182,398
Borrowings	24,960
Subordinated notes	17,698	17,800
Estimate of Fair Value Measurement [Member] \| Fair Value, Inputs, Level 1 [Member]
Cash and cash equivalents	177,169	65,967
Securities	112,508	163,103
Loans receivable, net of allowance for credit losses	0	0
FHLB and FRB stock	0	0
Accrued interest receivable	475	514
Certificates of deposit	0	0
Borrowings	0
Subordinated notes	0	0
Estimate of Fair Value Measurement [Member] \| Fair Value, Inputs, Level 2 [Member]
Cash and cash equivalents	1,315	804
Securities	70,236	47,230
Loans receivable, net of allowance for credit losses	0	0
FHLB and FRB stock	0	0
Accrued interest receivable	500	477
Certificates of deposit	220,222	182,398
Borrowings	24,960
Subordinated notes	17,698	17,800
Estimate of Fair Value Measurement [Member] \| Fair Value, Inputs, Level 3 [Member]
Cash and cash equivalents	0	0
Securities	0	0
Loans receivable, net of allowance for credit losses	997,897	1,198,616
FHLB and FRB stock	0	0
Accrued interest receivable	6,567	6,347
Certificates of deposit	0	0
Borrowings	0
Subordinated notes	$ 0	$ 0

The fair value disclosure of certificates of deposit liabilities.

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- Definition

The fair value portion of FHLB and FRB stock.

+ References

No definition available.

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- Definition

Fair value portion of amount due from customers or clients for goods or services, including trade receivables, that have been delivered or sold in the normal course of business, and amounts due from others, including related parties.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 825
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 10
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482907/825-10-50-10

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- Definition

Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 320
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (aa)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481800/320-10-50-2

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 320
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481830/320-10-45-1

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 942
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(6))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479853/942-210-S99-1

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 30
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479130/326-30-45-1

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- Definition

Fair value portion of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

+ References

No definition available.

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- Definition

Fair value of subordinated debt obligations including, but not limited to, subordinated loan, subordinated bond, subordinated debenture or junior debt.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)
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-Name Accounting Standards Codification
-Section 50
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-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482106/820-10-50-2

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- Definition

Fair value portion of loan receivable, including, but not limited to, mortgage loans held for investment, finance receivables held for investment, policy loans on insurance contracts.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Publisher FASB
-URI https://asc.fasb.org//310-10/tableOfContent

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- Definition

This element represents the portion of the balance sheet assertion valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission. This item represents the amount of short-term debt existing as of the balance sheet date.

+ References

No definition available.

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