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Note 3 - Loans and Allowance for Credit Losses - Allowance for Loan Losses (Details) - USD ($) $ in Thousands		9 Months Ended		12 Months Ended
		Sep. 30, 2025	Sep. 30, 2024	Dec. 31, 2024
Balance		$ 10,262	$ 9,094	$ 9,094
Charge-offs		(406)	(411)	(519)
Recoveries		142	158	270
Provision for (recovery of) credit losses		581	1,312	1,242
Merger adjustment	[1]		175	175
Balance		10,579	10,328	10,262
Real Estate Construction Portfolio Segment [Member]
Balance		348	408	408
Charge-offs		0	0	0
Recoveries		0	0	0
Provision for (recovery of) credit losses		77	(43)	(70)
Merger adjustment	[1]		10	10
Balance		425	461	348
Consumer Real Estate Portfolio Segment [Member]
Balance		3,926	3,162	3,162
Charge-offs		(3)	0	0
Recoveries		0	0	0
Provision for (recovery of) credit losses		(35)	(697)	667
Merger adjustment	[1]		97	97
Balance		3,888	3,956	3,926
Commercial Real Estate Portfolio Segment [Member]
Balance		4,299	3,576	3,576
Charge-offs		0	0	0
Recoveries		29	41	53
Provision for (recovery of) credit losses		32	589	615
Merger adjustment	[1]		55	55
Balance		4,360	4,261	4,299
Commercial Non Real Estate Segment [Member]
Balance		655	682	682
Charge-offs		0	(145)	(166)
Recoveries		31	12	79
Provision for (recovery of) credit losses		74	(106)	56
Merger adjustment	[1]		4	4
Balance		760	659	655
Public Sector and IDA Portfolio Segment [Member]
Balance		336	333	333
Charge-offs		0	0	0
Recoveries		0	0	0
Provision for (recovery of) credit losses		(29)	(5)	3
Merger adjustment	[1]		0	0
Balance		307	338	336
Consumer Non Real Estate Portfolio Segment [Member]
Balance		648	583	583
Charge-offs		(403)	(266)	(353)
Recoveries		82	105	138
Provision for (recovery of) credit losses		465	139	271
Merger adjustment	[1]		9	9
Balance		792	570	648
Unallocated Financing Receivables [Member]
Balance		50	350	350
Charge-offs		0	0	0
Recoveries		0	0	0
Provision for (recovery of) credit losses		(3)	267	(300)
Merger adjustment	[1]		0	0
Balance		$ 47	$ 83	$ 50
[1] Adjustment for PCD acquired loans.

X

- Definition

Amount of increase in allowance for credit loss on financing receivable purchased with credit deterioration.

+ References

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-Paragraph 13
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Amount of allowance for credit loss on financing receivable. Excludes allowance for financing receivable covered under loss sharing agreement.

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