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Note 2 - Loans and Allowance for Credit Losses - Allowance for Loan Losses (Details) - USD ($) $ in Thousands		6 Months Ended		12 Months Ended
		Jun. 30, 2024	Jun. 30, 2023	Dec. 31, 2023
Balance		$ 9,094	$ 8,225	$ 8,225
Charge-offs		(177)	(160)	(478)
Recoveries		103	207	283
Recovery of credit losses		1,307	12	(1,278)
Merger adjustment(1)	[1]	175
Balance		10,502	10,626	9,094
Cumulative Effect, Period of Adoption, Adjustment [Member] | Accounting Standards Update 2016-13 [Member]
Balance			2,342	2,342
Real Estate Construction Portfolio Segment[Member]
Balance		408	450	450
Charge-offs		0	0	0
Recoveries		0	0	0
Recovery of credit losses		131	47	(21)
Merger adjustment(1)	[1]	10
Balance		549	476	408
Real Estate Construction Portfolio Segment[Member] | Cumulative Effect, Period of Adoption, Adjustment [Member] | Accounting Standards Update 2016-13 [Member]
Balance			(21)	(21)
Consumer Real Estate Portfolio Segment [Member]
Balance		3,162	2,199	2,199
Charge-offs		0	(17)	(17)
Recoveries		0	102	103
Recovery of credit losses		376	(180)	(384)
Merger adjustment(1)	[1]	97
Balance		3,635	3,365	3,162
Consumer Real Estate Portfolio Segment [Member] | Cumulative Effect, Period of Adoption, Adjustment [Member] | Accounting Standards Update 2016-13 [Member]
Balance			1,261	1,261
Commercial Real Estate Portfolio Segment [Member]
Balance		3,576	3,642	3,642
Charge-offs		0	0	0
Recoveries		29	25	45
Recovery of credit losses		594	(26)	(811)
Merger adjustment(1)	[1]	55
Balance		4,254	4,341	3,576
Commercial Real Estate Portfolio Segment [Member] | Cumulative Effect, Period of Adoption, Adjustment [Member] | Accounting Standards Update 2016-13 [Member]
Balance			700	700
Commercial Non Real Estate Segment [Member]
Balance		682	930	930
Charge-offs		(20)	(11)	(214)
Recoveries		3	3	6
Recovery of credit losses		79	78	(256)
Merger adjustment(1)	[1]	4
Balance		748	1,216	682
Commercial Non Real Estate Segment [Member] | Cumulative Effect, Period of Adoption, Adjustment [Member] | Accounting Standards Update 2016-13 [Member]
Balance			216	216
Public Sector and IDA Portfolio Segment[Member]
Balance		333	319	319
Charge-offs		0	0	0
Recoveries		0	0	0
Recovery of credit losses		(10)	(3)	29
Merger adjustment(1)	[1]	0
Balance		323	301	333
Public Sector and IDA Portfolio Segment[Member] | Cumulative Effect, Period of Adoption, Adjustment [Member] | Accounting Standards Update 2016-13 [Member]
Balance			(15)	(15)
Consumer Non Real Estate Portfolio Segment [Member]
Balance		583	506	506
Charge-offs		(157)	(132)	(247)
Recoveries		71	77	129
Recovery of credit losses		87	70	123
Merger adjustment(1)	[1]	9
Balance		593	593	583
Consumer Non Real Estate Portfolio Segment [Member] | Cumulative Effect, Period of Adoption, Adjustment [Member] | Accounting Standards Update 2016-13 [Member]
Balance			72	72
Unallocated Financing Receivables [Member]
Balance		350	179	179
Charge-offs		0	0	0
Recoveries		0	0	0
Recovery of credit losses		50	26	42
Merger adjustment(1)	[1]	0
Balance		$ 400	334	350
Unallocated Financing Receivables [Member] | Cumulative Effect, Period of Adoption, Adjustment [Member] | Accounting Standards Update 2016-13 [Member]
Balance			$ 129	$ 129
[1] Adjustment for PCD acquired loans.

X

- Definition

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

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