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Note 6 - Loans and the Allowance for Credit Losses - Loans Purchased with Credit Deterioration (Details) $ in Thousands	9 Months Ended
	Sep. 30, 2025 USD ($)
Total purchased credit-deteriorated loans	$ 269,704
Commercial Portfolio Segment [Member]
Total purchased credit-deteriorated loans	6,494
Commercial Real Estate Portfolio Segment [Member]
Total purchased credit-deteriorated loans	260,951
Commercial Construction Portfolio Segment [Member]
Total purchased credit-deteriorated loans	0
Residential Portfolio Segment [Member]
Total purchased credit-deteriorated loans	2,259
Consumer Portfolio Segment [Member]
Total purchased credit-deteriorated loans	$ 0

X

- Definition

Amount at par value of financing receivable purchased with credit deterioration.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 19
-Subparagraph (d)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-19

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