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Note 3 - Loans and Allowance for Loan Losses - Nonaccrual Loans (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
With no related allowance recorded, principal balance	$ 1,824	$ 2,342	$ 1,313
With related allowance recorded, principal balance	3,918	1,073	9,415
Related allowance	2,134	241	2,283
Total principal balance	5,742	3,415	7,728
Commercial Portfolio Segment [Member]
With no related allowance recorded, principal balance	657	70	249
With related allowance recorded, principal balance	2,110	249	6,023
Related allowance	1,732	1	2,083
Total principal balance	2,767	319	6,272
Commercial Portfolio Segment [Member] | Commercial and Industrial [Member]
With no related allowance recorded, principal balance	615	0	249
With related allowance recorded, principal balance	2,110	249	5,775
Related allowance	1,732	1	2,051
Commercial Portfolio Segment [Member] | Vacant Land and Land Development and Residential Construction Loan [Member]
With no related allowance recorded, principal balance	0	0	0
With related allowance recorded, principal balance	0	0	0
Related allowance	0	0	0
Commercial Portfolio Segment [Member] | Real Estate Owner Occupied Loan [Member]
With no related allowance recorded, principal balance	42	70	0
With related allowance recorded, principal balance	0	0	248
Related allowance	0	0	32
Commercial Portfolio Segment [Member] | Real Estate Non Owner Occupied Loan [Member]
With no related allowance recorded, principal balance	0	0	0
With related allowance recorded, principal balance	0	0	0
Related allowance	0	0	0
Commercial Portfolio Segment [Member] | Real Estate Multi Family and Residential Rental Loan [Member]
With no related allowance recorded, principal balance	0	0	0
With related allowance recorded, principal balance	0	0	0
Related allowance	0	0	0
Retail Portfolio Segment [Member]
With no related allowance recorded, principal balance	1,167	2,272	1,064
With related allowance recorded, principal balance	1,808	824	824
Related allowance	402	240	240
Total principal balance	2,975	3,096	1,456
Retail Portfolio Segment [Member] | One to Four Family Mortgages [Member]
With no related allowance recorded, principal balance	1,167	2,272	1,064
With related allowance recorded, principal balance	1,808	824	392
Related allowance	402	240	200
Retail Portfolio Segment [Member] | Other Consumer Loans [Member]
With no related allowance recorded, principal balance	0	0	0
With related allowance recorded, principal balance	0	0	0
Related allowance	$ 0	$ 0	$ 0

X

- Definition

Allowance of nonaccrual financing receivable.

+ References

No definition available.

+ Details

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Balance Type:	credit
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X

- Definition

Amortized cost of financing receivable on nonaccrual status with allowance for credit loss. Excludes net investment in lease.

+ References

No definition available.

+ Details

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X

- Definition

Amortized cost of financing receivable on nonaccrual status with no allowance for credit loss. Excludes net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 16
-Subparagraph (d)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-16

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- Definition

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+ References

Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 7
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481962/310-10-50-7

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Name Regulation S-K (SK)
-Number 229
-Section 1405
-Paragraph a
-Subparagraph (3)
-Publisher SEC

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Name Regulation S-K (SK)
-Number 229
-Section 1405
-Paragraph a
-Subparagraph (2)
-Publisher SEC

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 16
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-16

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