Note 3 - Loans and Allowance for Credit Losses - Activity in Allowance for Loan Losses and the Recorded Investments in Loans (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Balance	$ 54,454	$ 49,914	$ 42,246
Provision for credit losses	3,200	7,400	7,700
Charge-offs	(3,115)	(3,837)	(863)
Recoveries	1,254	977	831
Initial allowance on PSL	2,293
Initial allowance on PCD loans	105
Balance	58,191	54,454	49,914
Revision of Prior Period, Reclassification, Adjustment [Member]
Balance			0
Revision of Prior Period, After Reclassification [Member]
Balance			42,246
Commercial Portfolio Segment [Member]
Charge-offs	(2,895)	(3,750)
Commercial Portfolio Segment [Member] | Commercial and Industrial [Member]
Balance	11,165	7,441	10,203
Provision for credit losses	438	7,109	(2,822)
Charge-offs	(95)	(3,750)	(218)
Recoveries	769	365	188
Initial allowance on PSL	283
Initial allowance on PCD loans	16
Balance	12,576	11,165	7,441
Commercial Portfolio Segment [Member] | Commercial and Industrial [Member] | Revision of Prior Period, Reclassification, Adjustment [Member]
Balance			90
Commercial Portfolio Segment [Member] | Commercial and Industrial [Member] | Revision of Prior Period, After Reclassification [Member]
Balance			10,293
Commercial Portfolio Segment [Member] | Vacant Land and Land Development and Residential Construction Loan [Member]
Balance	367	384	490
Provision for credit losses	(418)	(22)	(141)
Charge-offs	0	0	0
Recoveries	5	5	35
Initial allowance on PSL	496
Initial allowance on PCD loans	28
Balance	478	367	384
Commercial Portfolio Segment [Member] | Vacant Land and Land Development and Residential Construction Loan [Member] | Revision of Prior Period, Reclassification, Adjustment [Member]
Balance			0
Commercial Portfolio Segment [Member] | Vacant Land and Land Development and Residential Construction Loan [Member] | Revision of Prior Period, After Reclassification [Member]
Balance			490
Commercial Portfolio Segment [Member] | Real Estate Owner Occupied Loan [Member]
Balance	7,671	7,186	5,914
Provision for credit losses	(654)	314	1,255
Charge-offs	0	0	(54)
Recoveries	6	171	71
Initial allowance on PSL	569
Initial allowance on PCD loans	37
Balance	7,629	7,671	7,186
Commercial Portfolio Segment [Member] | Real Estate Owner Occupied Loan [Member] | Revision of Prior Period, Reclassification, Adjustment [Member]
Balance			0
Commercial Portfolio Segment [Member] | Real Estate Owner Occupied Loan [Member] | Revision of Prior Period, After Reclassification [Member]
Balance			5,914
Commercial Portfolio Segment [Member] | Real Estate Non Owner Occupied Loan [Member]
Balance	10,919	9,852	9,242
Provision for credit losses	6,626	1,067	610
Charge-offs	(2,800)	0	0
Recoveries	0	0	0
Initial allowance on PSL	323
Initial allowance on PCD loans	6
Balance	15,074	10,919	9,852
Commercial Portfolio Segment [Member] | Real Estate Non Owner Occupied Loan [Member] | Revision of Prior Period, Reclassification, Adjustment [Member]
Balance			0
Commercial Portfolio Segment [Member] | Real Estate Non Owner Occupied Loan [Member] | Revision of Prior Period, After Reclassification [Member]
Balance			9,242
Commercial Portfolio Segment [Member] | Real Estate Multi Family and Residential Rental Loan [Member]
Balance	3,667	3,184	2,191
Provision for credit losses	1,810	468	967
Charge-offs	0	0	0
Recoveries	17	15	26
Initial allowance on PSL	20
Initial allowance on PCD loans	0
Balance	5,514	3,667	3,184
Commercial Portfolio Segment [Member] | Real Estate Multi Family and Residential Rental Loan [Member] | Revision of Prior Period, Reclassification, Adjustment [Member]
Balance			0
Commercial Portfolio Segment [Member] | Real Estate Multi Family and Residential Rental Loan [Member] | Revision of Prior Period, After Reclassification [Member]
Balance			2,191
Retail Portfolio Segment [Member]
Charge-offs	(220)	(87)
Retail Portfolio Segment [Member] | One to Four Family Mortgages [Member]
Balance	18,702	18,986	14,027
Provision for credit losses	(4,974)	(474)	5,638
Charge-offs	(178)	(33)	(414)
Recoveries	348	223	432
Initial allowance on PSL	289
Initial allowance on PCD loans	12
Balance	14,199	18,702	18,986
Retail Portfolio Segment [Member] | One to Four Family Mortgages [Member] | Revision of Prior Period, Reclassification, Adjustment [Member]
Balance			(697)
Retail Portfolio Segment [Member] | One to Four Family Mortgages [Member] | Revision of Prior Period, After Reclassification [Member]
Balance			13,330
Retail Portfolio Segment [Member] | Other Consumer Loans [Member]
Balance	1,936	2,881	160
Provision for credit losses	316	(1,089)	2,212
Charge-offs	(42)	(54)	(177)
Recoveries	109	198	79
Initial allowance on PSL	313
Initial allowance on PCD loans	6
Balance	2,638	1,936	2,881
Retail Portfolio Segment [Member] | Other Consumer Loans [Member] | Revision of Prior Period, Reclassification, Adjustment [Member]
Balance			607
Retail Portfolio Segment [Member] | Other Consumer Loans [Member] | Revision of Prior Period, After Reclassification [Member]
Balance			767
Unallocated Financing Receivables [Member]
Balance	27	0	19
Provision for credit losses	56	27	(19)
Charge-offs	0	0	0
Recoveries	0	0	0
Initial allowance on PSL	0
Initial allowance on PCD loans	0
Balance	$ 83	$ 27	0
Unallocated Financing Receivables [Member] | Revision of Prior Period, Reclassification, Adjustment [Member]
Balance			0
Unallocated Financing Receivables [Member] | Revision of Prior Period, After Reclassification [Member]
Balance			$ 19