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Note 4 - Loans - Nonaccrual Loans and Related Allowance for Credit Losses (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Loans with no related allowance, unpaid principal balance	$ 175,678	$ 88,728
Loans with no related allowance, recorded investment	155,266	66,681
Loans with related allowance, unpaid principal balance	26,749	0
Loans with related allowance, recorded investment	13,895	0
Allowance	1,238	0
Unpaid principal balance	202,427	88,728
Non-accrual loans	169,161	66,681
Commercial Portfolio Segment [Member]
Loans with no related allowance, unpaid principal balance	56,022	26,310
Loans with no related allowance, recorded investment	53,499	14,404
Loans with related allowance, unpaid principal balance	18,769	0
Loans with related allowance, recorded investment	6,267	0
Allowance	1,208	0
Commercial Real Estate Portfolio Segment [Member]
Loans with no related allowance, unpaid principal balance	100,316	41,725
Loans with no related allowance, recorded investment	82,936	32,030
Loans with related allowance, unpaid principal balance	194	0
Loans with related allowance, recorded investment	193	0
Allowance	1	0
Real Estate Construction Portfolio Segment [Member]
Loans with no related allowance, unpaid principal balance		7,736
Loans with no related allowance, recorded investment		7,736
Residential Mortgage and Equity Lines Portfolio Segment [Member]
Loans with no related allowance, unpaid principal balance	19,340	12,957
Loans with no related allowance, recorded investment	18,831	12,511
Loans with related allowance, unpaid principal balance	7,786	0
Loans with related allowance, recorded investment	7,435	0
Allowance	$ 29	$ 0

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Allowance on financing receivable on nonaccrual status.

+ References

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- Definition

Unpaid principal balance of financing receivable on nonaccrual status with no allowance. Excludes net investment in lease.

+ References

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- Definition

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- Definition

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+ References

No definition available.

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- Definition

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- 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
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-Publisher SEC

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Name Regulation S-K (SK)
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-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-16

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