Note 5 - Loans and Leases - Past Due Loans (Details) - USD ($) $ in Thousands		Dec. 31, 2024		Dec. 31, 2023
Loans, gross		$ 1,798,802	[1]	$ 1,685,098	[2]
Loans Past Due and Still Accruing		32		14
Commercial Portfolio Segment [Member] | Commercial [Member]
Loans, gross		172,834	[1]	152,640	[2]
Loans Past Due and Still Accruing		0		0
Commercial Portfolio Segment [Member] | Municipal [Member]
Loans, gross		101,706	[1]	94,724	[2]
Loans Past Due and Still Accruing		0		0
Commercial Real Estate Portfolio Segment [Member] | Non-owner Occupied [Member]
Loans, gross		394,219	[1]	337,671	[2]
Loans Past Due and Still Accruing		0		0
Commercial Real Estate Portfolio Segment [Member] | Owner Occupied [Member]
Loans, gross		304,889	[1]	278,293	[2]
Loans Past Due and Still Accruing		0		0
Commercial Real Estate Portfolio Segment [Member] | Construction Loans [Member]
Loans, gross		50,930	[1]	39,823	[2]
Consumer Portfolio Segment [Member] | Home Equity Loan [Member]
Loans, gross		54,214	[1]	56,640	[2]
Loans Past Due and Still Accruing		0		0
Consumer Portfolio Segment [Member] | Home Equity Line of Credit [Member]
Loans, gross		58,130	[1]	52,348	[2]
Loans Past Due and Still Accruing		0		0
Consumer Portfolio Segment [Member] | Automobile Loan [Member] | Recourse [Member]
Loans, gross		11,389	[1]	10,756	[2]
Loans Past Due and Still Accruing		0		0
Consumer Portfolio Segment [Member] | Automobile Loan [Member] | Nonrecourse [Member]
Loans, gross		75,440	[1]	112,595	[2]
Loans Past Due and Still Accruing		0		0
Consumer Portfolio Segment [Member] | Direct Financing Lease Net of Unearned Lease Revenue [Member]
Loans, gross	[1],[3]	25,881
Loans Past Due and Still Accruing		32
Consumer Portfolio Segment [Member] | Direct Financing Lease [Member]
Loans, gross		25,881	[3]	31,562	[2],[4]
Loans Past Due and Still Accruing		32		14
Consumer Portfolio Segment [Member] | Other Loan [Member]
Loans, gross		23,848	[1]	16,500	[2]
Loans Past Due and Still Accruing		0		0
Residential Portfolio Segment [Member] | Construction Loans [Member]
Loans, gross		20,507	[1]	36,536	[2]
Residential Portfolio Segment [Member] | Real Estate Loan [Member]
Loans, gross		504,815	[1]	465,010	[2]
Loans Past Due and Still Accruing		0		0
Financial Asset, 30 to 59 Days Past Due [Member]
Loans, gross		3,806		3,325
Financial Asset, 30 to 59 Days Past Due [Member] | Commercial Portfolio Segment [Member] | Commercial [Member]
Loans, gross		61		77
Financial Asset, 30 to 59 Days Past Due [Member] | Commercial Portfolio Segment [Member] | Municipal [Member]
Loans, gross		0		0
Financial Asset, 30 to 59 Days Past Due [Member] | Commercial Real Estate Portfolio Segment [Member] | Non-owner Occupied [Member]
Loans, gross		27		85
Financial Asset, 30 to 59 Days Past Due [Member] | Commercial Real Estate Portfolio Segment [Member] | Owner Occupied [Member]
Loans, gross		2,348		1,875
Financial Asset, 30 to 59 Days Past Due [Member] | Commercial Real Estate Portfolio Segment [Member] | Construction Loans [Member]
Loans, gross		0		0
Financial Asset, 30 to 59 Days Past Due [Member] | Consumer Portfolio Segment [Member] | Home Equity Loan [Member]
Loans, gross		232		105
Financial Asset, 30 to 59 Days Past Due [Member] | Consumer Portfolio Segment [Member] | Home Equity Line of Credit [Member]
Loans, gross		226		60
Financial Asset, 30 to 59 Days Past Due [Member] | Consumer Portfolio Segment [Member] | Automobile Loan [Member] | Recourse [Member]
Loans, gross		173		86
Financial Asset, 30 to 59 Days Past Due [Member] | Consumer Portfolio Segment [Member] | Automobile Loan [Member] | Nonrecourse [Member]
Loans, gross		447		417
Financial Asset, 30 to 59 Days Past Due [Member] | Consumer Portfolio Segment [Member] | Direct Financing Lease Net of Unearned Lease Revenue [Member]
Loans, gross		284
Financial Asset, 30 to 59 Days Past Due [Member] | Consumer Portfolio Segment [Member] | Direct Financing Lease [Member]
Loans, gross				548
Financial Asset, 30 to 59 Days Past Due [Member] | Consumer Portfolio Segment [Member] | Other Loan [Member]
Loans, gross		8		30
Financial Asset, 30 to 59 Days Past Due [Member] | Residential Portfolio Segment [Member] | Construction Loans [Member]
Loans, gross		0		0
Financial Asset, 30 to 59 Days Past Due [Member] | Residential Portfolio Segment [Member] | Real Estate Loan [Member]
Loans, gross		0		42
Financial Asset, 60 to 89 Days Past Due [Member]
Loans, gross		1,543		1,162
Financial Asset, 60 to 89 Days Past Due [Member] | Commercial Portfolio Segment [Member] | Commercial [Member]
Loans, gross		24		16
Financial Asset, 60 to 89 Days Past Due [Member] | Commercial Portfolio Segment [Member] | Municipal [Member]
Loans, gross		0		0
Financial Asset, 60 to 89 Days Past Due [Member] | Commercial Real Estate Portfolio Segment [Member] | Non-owner Occupied [Member]
Loans, gross		0		65
Financial Asset, 60 to 89 Days Past Due [Member] | Commercial Real Estate Portfolio Segment [Member] | Owner Occupied [Member]
Loans, gross		589		104
Financial Asset, 60 to 89 Days Past Due [Member] | Commercial Real Estate Portfolio Segment [Member] | Construction Loans [Member]
Loans, gross		0		0
Financial Asset, 60 to 89 Days Past Due [Member] | Consumer Portfolio Segment [Member] | Home Equity Loan [Member]
Loans, gross		121		150
Financial Asset, 60 to 89 Days Past Due [Member] | Consumer Portfolio Segment [Member] | Home Equity Line of Credit [Member]
Loans, gross		0		92
Financial Asset, 60 to 89 Days Past Due [Member] | Consumer Portfolio Segment [Member] | Automobile Loan [Member] | Recourse [Member]
Loans, gross		18		1
Financial Asset, 60 to 89 Days Past Due [Member] | Consumer Portfolio Segment [Member] | Automobile Loan [Member] | Nonrecourse [Member]
Loans, gross		54		48
Financial Asset, 60 to 89 Days Past Due [Member] | Consumer Portfolio Segment [Member] | Direct Financing Lease Net of Unearned Lease Revenue [Member]
Loans, gross		27
Financial Asset, 60 to 89 Days Past Due [Member] | Consumer Portfolio Segment [Member] | Direct Financing Lease [Member]
Loans, gross				0
Financial Asset, 60 to 89 Days Past Due [Member] | Consumer Portfolio Segment [Member] | Other Loan [Member]
Loans, gross		15		4
Financial Asset, 60 to 89 Days Past Due [Member] | Residential Portfolio Segment [Member] | Construction Loans [Member]
Loans, gross		0		0
Financial Asset, 60 to 89 Days Past Due [Member] | Residential Portfolio Segment [Member] | Real Estate Loan [Member]
Loans, gross		695		682
Financial Asset, Equal to or Greater than 90 Days Past Due [Member]
Loans, gross	[5]	7,375		3,322
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Commercial Portfolio Segment [Member] | Commercial [Member]
Loans, gross	[5]	2,708		55
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Commercial Portfolio Segment [Member] | Municipal [Member]
Loans, gross	[5]	0		0
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Commercial Real Estate Portfolio Segment [Member] | Non-owner Occupied [Member]
Loans, gross	[5]	711		252
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Commercial Real Estate Portfolio Segment [Member] | Owner Occupied [Member]
Loans, gross	[5]	2,589		2,250
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Commercial Real Estate Portfolio Segment [Member] | Construction Loans [Member]
Loans, gross	[5]	0		0
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Consumer Portfolio Segment [Member] | Home Equity Loan [Member]
Loans, gross	[5]	41		70
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Consumer Portfolio Segment [Member] | Home Equity Line of Credit [Member]
Loans, gross	[5]	461		364
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Consumer Portfolio Segment [Member] | Automobile Loan [Member] | Recourse [Member]
Loans, gross	[5]	0		0
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Consumer Portfolio Segment [Member] | Automobile Loan [Member] | Nonrecourse [Member]
Loans, gross	[5]	52		39
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Consumer Portfolio Segment [Member] | Direct Financing Lease Net of Unearned Lease Revenue [Member]
Loans, gross	[5]	32
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Consumer Portfolio Segment [Member] | Direct Financing Lease [Member]
Loans, gross	[5]			14
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Consumer Portfolio Segment [Member] | Other Loan [Member]
Loans, gross	[5]	20		0
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Residential Portfolio Segment [Member] | Construction Loans [Member]
Loans, gross	[5]	0		0
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Residential Portfolio Segment [Member] | Real Estate Loan [Member]
Loans, gross	[5]	761		278
Financial Asset, Past Due [Member]
Loans, gross		12,724		7,809
Financial Asset, Past Due [Member] | Commercial Portfolio Segment [Member] | Commercial [Member]
Loans, gross		2,793		148
Financial Asset, Past Due [Member] | Commercial Portfolio Segment [Member] | Municipal [Member]
Loans, gross		0		0
Financial Asset, Past Due [Member] | Commercial Real Estate Portfolio Segment [Member] | Non-owner Occupied [Member]
Loans, gross		738		402
Financial Asset, Past Due [Member] | Commercial Real Estate Portfolio Segment [Member] | Owner Occupied [Member]
Loans, gross		5,526		4,229
Financial Asset, Past Due [Member] | Commercial Real Estate Portfolio Segment [Member] | Construction Loans [Member]
Loans, gross		0		0
Financial Asset, Past Due [Member] | Consumer Portfolio Segment [Member] | Home Equity Loan [Member]
Loans, gross		394		325
Financial Asset, Past Due [Member] | Consumer Portfolio Segment [Member] | Home Equity Line of Credit [Member]
Loans, gross		687		516
Financial Asset, Past Due [Member] | Consumer Portfolio Segment [Member] | Automobile Loan [Member] | Recourse [Member]
Loans, gross		191		87
Financial Asset, Past Due [Member] | Consumer Portfolio Segment [Member] | Automobile Loan [Member] | Nonrecourse [Member]
Loans, gross		553		504
Financial Asset, Past Due [Member] | Consumer Portfolio Segment [Member] | Direct Financing Lease Net of Unearned Lease Revenue [Member]
Loans, gross		343
Financial Asset, Past Due [Member] | Consumer Portfolio Segment [Member] | Direct Financing Lease [Member]
Loans, gross				562
Financial Asset, Past Due [Member] | Consumer Portfolio Segment [Member] | Other Loan [Member]
Loans, gross		43		34
Financial Asset, Past Due [Member] | Residential Portfolio Segment [Member] | Construction Loans [Member]
Loans, gross		0		0
Financial Asset, Past Due [Member] | Residential Portfolio Segment [Member] | Real Estate Loan [Member]
Loans, gross		1,456		1,002
Financial Asset, Not Past Due [Member]
Loans, gross		1,786,078		1,677,289
Financial Asset, Not Past Due [Member] | Commercial Portfolio Segment [Member] | Commercial [Member]
Loans, gross		170,041		152,492
Financial Asset, Not Past Due [Member] | Commercial Portfolio Segment [Member] | Municipal [Member]
Loans, gross		101,706		94,724
Financial Asset, Not Past Due [Member] | Commercial Real Estate Portfolio Segment [Member] | Non-owner Occupied [Member]
Loans, gross		393,481		337,269
Financial Asset, Not Past Due [Member] | Commercial Real Estate Portfolio Segment [Member] | Owner Occupied [Member]
Loans, gross		299,363		274,064
Financial Asset, Not Past Due [Member] | Commercial Real Estate Portfolio Segment [Member] | Construction Loans [Member]
Loans, gross		50,930		39,823
Financial Asset, Not Past Due [Member] | Consumer Portfolio Segment [Member] | Home Equity Loan [Member]
Loans, gross		53,820		56,315
Financial Asset, Not Past Due [Member] | Consumer Portfolio Segment [Member] | Home Equity Line of Credit [Member]
Loans, gross		57,443		51,832
Financial Asset, Not Past Due [Member] | Consumer Portfolio Segment [Member] | Automobile Loan [Member] | Recourse [Member]
Loans, gross		11,198		10,669
Financial Asset, Not Past Due [Member] | Consumer Portfolio Segment [Member] | Automobile Loan [Member] | Nonrecourse [Member]
Loans, gross		74,887		112,091
Financial Asset, Not Past Due [Member] | Consumer Portfolio Segment [Member] | Direct Financing Lease Net of Unearned Lease Revenue [Member]
Loans, gross		25,538
Financial Asset, Not Past Due [Member] | Consumer Portfolio Segment [Member] | Direct Financing Lease [Member]
Loans, gross				31,000
Financial Asset, Not Past Due [Member] | Consumer Portfolio Segment [Member] | Other Loan [Member]
Loans, gross		23,805		16,466
Financial Asset, Not Past Due [Member] | Residential Portfolio Segment [Member] | Construction Loans [Member]
Loans, gross		20,507		36,536
Financial Asset, Not Past Due [Member] | Residential Portfolio Segment [Member] | Real Estate Loan [Member]
Loans, gross		$ 503,359		$ 464,008

[1] Includes net deferred loan costs of $5.0 million.

[2] Includes net deferred loan costs of $4.9 million.

[3] Net of unearned lease revenue of $2.1 million.

[4] Net of unearned lease revenue of $2.0 million.

[5] Includes non-accrual loans.