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Note 8 - Loans and Related Allowance for Credit Losses - Past Due Loans (Details) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
Financing Receivable, before Allowance for Credit Loss, Total	$ 1,382,847	$ 1,352,872
Financial Asset Acquired with Credit Deterioration [Member]
Financing Receivable, before Allowance for Credit Loss, Total		6,068
Financial Asset, Not Past Due [Member]
Financing Receivable, before Allowance for Credit Loss, Total	1,371,521	1,349,283
Financial Asset, 30 to 59 Days Past Due [Member]
Financing Receivable, before Allowance for Credit Loss, Total	5,002	2,908
Financial Asset, 60 to 89 Days Past Due [Member]
Financing Receivable, before Allowance for Credit Loss, Total	434	260
Financial Asset, Equal to or Greater than 90 Days Past Due [Member]
Financing Receivable, before Allowance for Credit Loss, Total	5,890	421
Financial Asset, Past Due [Member]
Financing Receivable, before Allowance for Credit Loss, Total	11,326	3,589
Commercial Real Estate Portfolio Segment [Member] | Owner Occupied Loan [Member]
Financing Receivable, before Allowance for Credit Loss, Total	185,661	191,748
Commercial Real Estate Portfolio Segment [Member] | Owner Occupied Loan [Member] | Financial Asset Acquired with Credit Deterioration [Member]
Financing Receivable, before Allowance for Credit Loss, Total		0
Commercial Real Estate Portfolio Segment [Member] | Owner Occupied Loan [Member] | Financial Asset, Not Past Due [Member]
Financing Receivable, before Allowance for Credit Loss, Total	185,661	191,748
Commercial Real Estate Portfolio Segment [Member] | Owner Occupied Loan [Member] | Financial Asset, 30 to 59 Days Past Due [Member]
Financing Receivable, before Allowance for Credit Loss, Total	0	0
Commercial Real Estate Portfolio Segment [Member] | Owner Occupied Loan [Member] | Financial Asset, 60 to 89 Days Past Due [Member]
Financing Receivable, before Allowance for Credit Loss, Total	0	0
Commercial Real Estate Portfolio Segment [Member] | Owner Occupied Loan [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member]
Financing Receivable, before Allowance for Credit Loss, Total	0	0
Commercial Real Estate Portfolio Segment [Member] | Owner Occupied Loan [Member] | Financial Asset, Past Due [Member]
Financing Receivable, before Allowance for Credit Loss, Total	0	0
Commercial Real Estate Portfolio Segment [Member] | Non-owner occupied Loan [Member]
Financing Receivable, before Allowance for Credit Loss, Total	394,331	380,580
Commercial Real Estate Portfolio Segment [Member] | Non-owner occupied Loan [Member] | Financial Asset Acquired with Credit Deterioration [Member]
Financing Receivable, before Allowance for Credit Loss, Total		2,992
Commercial Real Estate Portfolio Segment [Member] | Non-owner occupied Loan [Member] | Financial Asset, Not Past Due [Member]
Financing Receivable, before Allowance for Credit Loss, Total	387,309	380,467
Commercial Real Estate Portfolio Segment [Member] | Non-owner occupied Loan [Member] | Financial Asset, 30 to 59 Days Past Due [Member]
Financing Receivable, before Allowance for Credit Loss, Total	1,454	113
Commercial Real Estate Portfolio Segment [Member] | Non-owner occupied Loan [Member] | Financial Asset, 60 to 89 Days Past Due [Member]
Financing Receivable, before Allowance for Credit Loss, Total	0	0
Commercial Real Estate Portfolio Segment [Member] | Non-owner occupied Loan [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member]
Financing Receivable, before Allowance for Credit Loss, Total	5,568	0
Commercial Real Estate Portfolio Segment [Member] | Non-owner occupied Loan [Member] | Financial Asset, Past Due [Member]
Financing Receivable, before Allowance for Credit Loss, Total	7,022	113
Commercial Real Estate Portfolio Segment [Member] | Multifamily Loan [Member]
Financing Receivable, before Allowance for Credit Loss, Total	63,892	58,251
Commercial Real Estate Portfolio Segment [Member] | Multifamily Loan [Member] | Financial Asset Acquired with Credit Deterioration [Member]
Financing Receivable, before Allowance for Credit Loss, Total		0
Commercial Real Estate Portfolio Segment [Member] | Multifamily Loan [Member] | Financial Asset, Not Past Due [Member]
Financing Receivable, before Allowance for Credit Loss, Total	63,892	58,251
Commercial Real Estate Portfolio Segment [Member] | Multifamily Loan [Member] | Financial Asset, 30 to 59 Days Past Due [Member]
Financing Receivable, before Allowance for Credit Loss, Total	0	0
Commercial Real Estate Portfolio Segment [Member] | Multifamily Loan [Member] | Financial Asset, 60 to 89 Days Past Due [Member]
Financing Receivable, before Allowance for Credit Loss, Total	0	0
Commercial Real Estate Portfolio Segment [Member] | Multifamily Loan [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member]
Financing Receivable, before Allowance for Credit Loss, Total	0	0
Commercial Real Estate Portfolio Segment [Member] | Multifamily Loan [Member] | Financial Asset, Past Due [Member]
Financing Receivable, before Allowance for Credit Loss, Total	0	0
Residential Portfolio Segment [Member]
Financing Receivable, before Allowance for Credit Loss, Total	306,179	296,308
Residential Portfolio Segment [Member] | Financial Asset Acquired with Credit Deterioration [Member]
Financing Receivable, before Allowance for Credit Loss, Total		24
Residential Portfolio Segment [Member] | Financial Asset, Not Past Due [Member]
Financing Receivable, before Allowance for Credit Loss, Total	305,310	293,698
Residential Portfolio Segment [Member] | Financial Asset, 30 to 59 Days Past Due [Member]
Financing Receivable, before Allowance for Credit Loss, Total	334	2,093
Residential Portfolio Segment [Member] | Financial Asset, 60 to 89 Days Past Due [Member]
Financing Receivable, before Allowance for Credit Loss, Total	324	111
Residential Portfolio Segment [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member]
Financing Receivable, before Allowance for Credit Loss, Total	211	406
Residential Portfolio Segment [Member] | Financial Asset, Past Due [Member]
Financing Receivable, before Allowance for Credit Loss, Total	869	2,610
Commercial And Industrial [Member]
Financing Receivable, before Allowance for Credit Loss, Total	195,024	195,602
Commercial And Industrial [Member] | Financial Asset Acquired with Credit Deterioration [Member]
Financing Receivable, before Allowance for Credit Loss, Total		0
Commercial And Industrial [Member] | Financial Asset, Not Past Due [Member]
Financing Receivable, before Allowance for Credit Loss, Total	194,903	195,532
Commercial And Industrial [Member] | Financial Asset, 30 to 59 Days Past Due [Member]
Financing Receivable, before Allowance for Credit Loss, Total	29	62
Commercial And Industrial [Member] | Financial Asset, 60 to 89 Days Past Due [Member]
Financing Receivable, before Allowance for Credit Loss, Total	0	4
Commercial And Industrial [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member]
Financing Receivable, before Allowance for Credit Loss, Total	92	4
Commercial And Industrial [Member] | Financial Asset, Past Due [Member]
Financing Receivable, before Allowance for Credit Loss, Total	121	70
Home Equity Lines of Credit [Member]
Financing Receivable, before Allowance for Credit Loss, Total	126,555	128,065
Home Equity Lines of Credit [Member] | Financial Asset Acquired with Credit Deterioration [Member]
Financing Receivable, before Allowance for Credit Loss, Total		0
Home Equity Lines of Credit [Member] | Financial Asset, Not Past Due [Member]
Financing Receivable, before Allowance for Credit Loss, Total	123,241	127,494
Home Equity Lines of Credit [Member] | Financial Asset, 30 to 59 Days Past Due [Member]
Financing Receivable, before Allowance for Credit Loss, Total	3,185	415
Home Equity Lines of Credit [Member] | Financial Asset, 60 to 89 Days Past Due [Member]
Financing Receivable, before Allowance for Credit Loss, Total	110	145
Home Equity Lines of Credit [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member]
Financing Receivable, before Allowance for Credit Loss, Total	19	11
Home Equity Lines of Credit [Member] | Financial Asset, Past Due [Member]
Financing Receivable, before Allowance for Credit Loss, Total	3,314	571
Construction and Other [Member]
Financing Receivable, before Allowance for Credit Loss, Total	103,389	94,199
Construction and Other [Member] | Financial Asset Acquired with Credit Deterioration [Member]
Financing Receivable, before Allowance for Credit Loss, Total		3,052
Construction and Other [Member] | Financial Asset, Not Past Due [Member]
Financing Receivable, before Allowance for Credit Loss, Total	103,389	93,997
Construction and Other [Member] | Financial Asset, 30 to 59 Days Past Due [Member]
Financing Receivable, before Allowance for Credit Loss, Total	0	202
Construction and Other [Member] | Financial Asset, 60 to 89 Days Past Due [Member]
Financing Receivable, before Allowance for Credit Loss, Total	0	0
Construction and Other [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member]
Financing Receivable, before Allowance for Credit Loss, Total	0	0
Construction and Other [Member] | Financial Asset, Past Due [Member]
Financing Receivable, before Allowance for Credit Loss, Total	0	202
Consumer Portfolio Segment [Member]
Financing Receivable, before Allowance for Credit Loss, Total	7,816	8,119
Consumer Portfolio Segment [Member] | Financial Asset Acquired with Credit Deterioration [Member]
Financing Receivable, before Allowance for Credit Loss, Total		0
Consumer Portfolio Segment [Member] | Financial Asset, Not Past Due [Member]
Financing Receivable, before Allowance for Credit Loss, Total	7,816	8,096
Consumer Portfolio Segment [Member] | Financial Asset, 30 to 59 Days Past Due [Member]
Financing Receivable, before Allowance for Credit Loss, Total	0	23
Consumer Portfolio Segment [Member] | Financial Asset, 60 to 89 Days Past Due [Member]
Financing Receivable, before Allowance for Credit Loss, Total	0	0
Consumer Portfolio Segment [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member]
Financing Receivable, before Allowance for Credit Loss, Total	0	0
Consumer Portfolio Segment [Member] | Financial Asset, Past Due [Member]
Financing Receivable, before Allowance for Credit Loss, Total	$ 0	$ 23

X

- Definition

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