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Note 6 - Loans and the Allowance for Credit Losses - Activity in the ACL for Loans (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024	Dec. 31, 2024
Balance	$ 156,190	$ 82,077	$ 82,685	$ 81,974	$ 81,974
Charge-offs	(5,173)	(3,559)	(13,767)	(10,339)	(13,702)
Recoveries	37	53	310	400
Initial provision related to acquisition	0	0	27,307	0
Operating provision for credit losses	5,445	3,923	16,628	10,459
Nonaccretable credit marks on PCD loans	0		43,336
Balance	156,499	82,494	156,499	82,494	82,685
Approximation [Member]
Balance	156,499		156,499
Commercial Portfolio Segment [Member]
Balance	20,961	20,020	18,278	20,632	20,632
Charge-offs	(473)	(1,923)	(3,484)	(2,223)	(3,286)
Recoveries	22	22	200	369
Initial provision related to acquisition	0		985
Operating provision for credit losses	(368)	1,698	3,198	1,039
Nonaccretable credit marks on PCD loans	0		965
Balance	20,142	19,817	20,142	19,817	18,278
Commercial Portfolio Segment [Member] | Approximation [Member]
Balance	20,142		20,142
Commercial Real Estate Portfolio Segment [Member]
Balance	115,203	53,098	54,777	52,278	52,278
Charge-offs	(4,700)	(1,636)	(10,282)	(8,116)	(10,416)
Recoveries	0	31	90	31
Initial provision related to acquisition	0		16,017
Operating provision for credit losses	5,892	2,580	13,536	9,880
Nonaccretable credit marks on PCD loans	0		42,256
Balance	116,394	54,073	116,394	54,073	54,777
Commercial Real Estate Portfolio Segment [Member] | Approximation [Member]
Balance	116,395		116,395
Commercial Construction Portfolio Segment [Member]
Balance	5,422	4,472	5,064	4,739	4,739
Charge-offs	0	0	0	0	0
Recoveries	0	0	0	0
Initial provision related to acquisition	0		78
Operating provision for credit losses	492	(307)	772	(574)
Nonaccretable credit marks on PCD loans	0		0
Balance	5,914	4,165	5,914	4,165	5,064
Commercial Construction Portfolio Segment [Member] | Approximation [Member]
Balance	5,914		5,914
Residential Portfolio Segment [Member]
Balance	14,575	4,484	4,561	4,320	4,320
Charge-offs	0	0	0	0	0
Recoveries	15	0	20	0
Initial provision related to acquisition	0		10,217
Operating provision for credit losses	(573)	(48)	(895)	116
Nonaccretable credit marks on PCD loans	0		115
Balance	14,018	4,436	14,018	4,436	4,561
Residential Portfolio Segment [Member] | Approximation [Member]
Balance	14,017		14,017
Consumer Portfolio Segment [Member]
Balance	29	3	5	5	5
Charge-offs	0	0	(1)	0	0
Recoveries	0	0	0	0
Initial provision related to acquisition	0		10
Operating provision for credit losses	2	0	17	(2)
Nonaccretable credit marks on PCD loans	0		0
Balance	31	$ 3	31	$ 3	$ 5
Consumer Portfolio Segment [Member] | Approximation [Member]
Balance	$ 31		$ 31

X

- Definition

Amount, excluding accrued interest, of nonaccretable credit marks of financing receivable purchased with credit deterioration. Excludes net investment in lease.

+ References

No definition available.

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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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+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 13
-Subparagraph (e)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-13

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+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
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-Section 50
-Paragraph 13
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-Publisher FASB
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-Publisher FASB
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- Definition

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+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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+ References

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-Publisher FASB
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