Note 5 - Loans and Leases - Past Due Loans (Details) - USD ($) $ in Thousands		Dec. 31, 2023		Dec. 31, 2022
Loans, gross		$ 1,685,098	[1],[2]	$ 1,564,174	[3],[4]
Loans Past Due and Still Accruing		14		33
Commercial Portfolio Segment [Member]
Loans, gross		247,364	[1]	234,478	[3]
Commercial Portfolio Segment [Member] | Commercial [Member]
Loans, gross		152,640	[2]	141,122	[4]
Loans Past Due and Still Accruing		0		0
Commercial Portfolio Segment [Member] | Municipal [Member]
Loans, gross		94,724	[2]	72,996	[4]
Loans Past Due and Still Accruing		0		0
Commercial Real Estate Portfolio Segment [Member]
Loans, gross		655,787	[1]	606,618	[3]
Commercial Real Estate Portfolio Segment [Member] | Non-owner Occupied [Member]
Loans, gross		311,565	[2]	318,296	[4]
Loans Past Due and Still Accruing		0		0
Commercial Real Estate Portfolio Segment [Member] | Owner Occupied [Member]
Loans, gross		304,399	[2]	284,677	[4]
Loans Past Due and Still Accruing		0		0
Commercial Real Estate Portfolio Segment [Member] | Construction Loans [Member]
Loans, gross		39,823	[2]	24,005	[4]
Loans Past Due and Still Accruing		0		0
Consumer Portfolio Segment [Member]
Loans, gross		280,401	[1],[5]	282,710	[3],[6]
Consumer Portfolio Segment [Member] | Home Equity Loan [Member]
Loans, gross		56,640	[2]	59,118	[4]
Loans Past Due and Still Accruing		0		0
Consumer Portfolio Segment [Member] | Home Equity Line of Credit [Member]
Loans, gross		52,348	[2]	52,568	[4]
Loans Past Due and Still Accruing		0		0
Consumer Portfolio Segment [Member] | Automobile Loan [Member] | Recourse [Member]
Loans, gross		10,756	[2]	12,929	[4]
Loans Past Due and Still Accruing		0		0
Consumer Portfolio Segment [Member] | Automobile Loan [Member] | Nonrecourse [Member]
Loans, gross		112,595	[2]	114,909	[4]
Loans Past Due and Still Accruing		0		16
Consumer Portfolio Segment [Member] | Direct Financing Lease Net of Unearned Lease Revenue [Member]
Loans, gross	[2],[7]	31,562
Loans Past Due and Still Accruing		14
Consumer Portfolio Segment [Member] | Direct Financing Lease [Member]
Loans, gross		31,562		31,477	[4],[6]
Loans Past Due and Still Accruing		14		17
Consumer Portfolio Segment [Member] | Other Loan [Member]
Loans, gross		16,500	[2]	11,709	[4]
Loans Past Due and Still Accruing		0		0
Residential Portfolio Segment [Member]
Loans, gross		501,546	[1]	440,368	[3]
Residential Portfolio Segment [Member] | Construction Loans [Member]
Loans, gross		36,536	[2]	42,232	[4]
Loans Past Due and Still Accruing		0		0
Residential Portfolio Segment [Member] | Real Estate Loan [Member]
Loans, gross		465,010	[2]	398,136	[4]
Loans Past Due and Still Accruing		0		0
Financial Asset, 30 to 59 Days Past Due [Member]
Loans, gross		3,325		1,152
Financial Asset, 30 to 59 Days Past Due [Member] | Commercial Portfolio Segment [Member] | Commercial [Member]
Loans, gross		77		0
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		85		0
Financial Asset, 30 to 59 Days Past Due [Member] | Commercial Real Estate Portfolio Segment [Member] | Owner Occupied [Member]
Loans, gross		1,875		42
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		105		239
Financial Asset, 30 to 59 Days Past Due [Member] | Consumer Portfolio Segment [Member] | Home Equity Line of Credit [Member]
Loans, gross		60		110
Financial Asset, 30 to 59 Days Past Due [Member] | Consumer Portfolio Segment [Member] | Automobile Loan [Member] | Recourse [Member]
Loans, gross		86		152
Financial Asset, 30 to 59 Days Past Due [Member] | Consumer Portfolio Segment [Member] | Automobile Loan [Member] | Nonrecourse [Member]
Loans, gross		417		411
Financial Asset, 30 to 59 Days Past Due [Member] | Consumer Portfolio Segment [Member] | Direct Financing Lease Net of Unearned Lease Revenue [Member]
Loans, gross		548
Financial Asset, 30 to 59 Days Past Due [Member] | Consumer Portfolio Segment [Member] | Direct Financing Lease [Member]
Loans, gross				186
Financial Asset, 30 to 59 Days Past Due [Member] | Consumer Portfolio Segment [Member] | Other Loan [Member]
Loans, gross		30		12
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		42		0
Financial Asset, 60 to 89 Days Past Due [Member]
Loans, gross		1,162		686
Financial Asset, 60 to 89 Days Past Due [Member] | Commercial Portfolio Segment [Member] | Commercial [Member]
Loans, gross		16		0
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		65		0
Financial Asset, 60 to 89 Days Past Due [Member] | Commercial Real Estate Portfolio Segment [Member] | Owner Occupied [Member]
Loans, gross		104		0
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		150		0
Financial Asset, 60 to 89 Days Past Due [Member] | Consumer Portfolio Segment [Member] | Home Equity Line of Credit [Member]
Loans, gross		92		151
Financial Asset, 60 to 89 Days Past Due [Member] | Consumer Portfolio Segment [Member] | Automobile Loan [Member] | Recourse [Member]
Loans, gross		1		115
Financial Asset, 60 to 89 Days Past Due [Member] | Consumer Portfolio Segment [Member] | Automobile Loan [Member] | Nonrecourse [Member]
Loans, gross		48		86
Financial Asset, 60 to 89 Days Past Due [Member] | Consumer Portfolio Segment [Member] | Direct Financing Lease Net of Unearned Lease Revenue [Member]
Loans, gross		0
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		4		7
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		682		327
Financial Asset, Equal to or Greater than 90 Days Past Due [Member]
Loans, gross	[8]	3,322		2,568
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Commercial Portfolio Segment [Member] | Commercial [Member]
Loans, gross	[8]	55		719
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Commercial Portfolio Segment [Member] | Municipal [Member]
Loans, gross	[8]	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	[8]	252		383
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Commercial Real Estate Portfolio Segment [Member] | Owner Occupied [Member]
Loans, gross	[8]	2,250		1,066
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Commercial Real Estate Portfolio Segment [Member] | Construction Loans [Member]
Loans, gross	[8]	0		0
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Consumer Portfolio Segment [Member] | Home Equity Loan [Member]
Loans, gross	[8]	70		0
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Consumer Portfolio Segment [Member] | Home Equity Line of Credit [Member]
Loans, gross	[8]	364		211
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Consumer Portfolio Segment [Member] | Automobile Loan [Member] | Recourse [Member]
Loans, gross	[8]	0		11
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Consumer Portfolio Segment [Member] | Automobile Loan [Member] | Nonrecourse [Member]
Loans, gross	[8]	39		158
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	[8]	14
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Consumer Portfolio Segment [Member] | Direct Financing Lease [Member]
Loans, gross	[8]			17
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Consumer Portfolio Segment [Member] | Other Loan [Member]
Loans, gross	[8]	0		0
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Residential Portfolio Segment [Member] | Construction Loans [Member]
Loans, gross	[8]	0		0
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Residential Portfolio Segment [Member] | Real Estate Loan [Member]
Loans, gross	[8]	278		3
Financial Asset, Past Due [Member]
Loans, gross		7,809		4,406
Financial Asset, Past Due [Member] | Commercial Portfolio Segment [Member] | Commercial [Member]
Loans, gross		148		719
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		402		383
Financial Asset, Past Due [Member] | Commercial Real Estate Portfolio Segment [Member] | Owner Occupied [Member]
Loans, gross		4,229		1,108
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		325		239
Financial Asset, Past Due [Member] | Consumer Portfolio Segment [Member] | Home Equity Line of Credit [Member]
Loans, gross		516		472
Financial Asset, Past Due [Member] | Consumer Portfolio Segment [Member] | Automobile Loan [Member] | Recourse [Member]
Loans, gross		87		278
Financial Asset, Past Due [Member] | Consumer Portfolio Segment [Member] | Automobile Loan [Member] | Nonrecourse [Member]
Loans, gross		504		655
Financial Asset, Past Due [Member] | Consumer Portfolio Segment [Member] | Direct Financing Lease Net of Unearned Lease Revenue [Member]
Loans, gross		562
Financial Asset, Past Due [Member] | Consumer Portfolio Segment [Member] | Direct Financing Lease [Member]
Loans, gross				203
Financial Asset, Past Due [Member] | Consumer Portfolio Segment [Member] | Other Loan [Member]
Loans, gross		34		19
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		1,002		330
Financial Asset, Not Past Due [Member]
Loans, gross		1,677,289		1,559,768
Financial Asset, Not Past Due [Member] | Commercial Portfolio Segment [Member] | Commercial [Member]
Loans, gross		152,492		140,403
Financial Asset, Not Past Due [Member] | Commercial Portfolio Segment [Member] | Municipal [Member]
Loans, gross		94,724		72,996
Financial Asset, Not Past Due [Member] | Commercial Real Estate Portfolio Segment [Member] | Non-owner Occupied [Member]
Loans, gross		311,163		317,913
Financial Asset, Not Past Due [Member] | Commercial Real Estate Portfolio Segment [Member] | Owner Occupied [Member]
Loans, gross		300,170		283,569
Financial Asset, Not Past Due [Member] | Commercial Real Estate Portfolio Segment [Member] | Construction Loans [Member]
Loans, gross		39,823		24,005
Financial Asset, Not Past Due [Member] | Consumer Portfolio Segment [Member] | Home Equity Loan [Member]
Loans, gross		56,315		58,879
Financial Asset, Not Past Due [Member] | Consumer Portfolio Segment [Member] | Home Equity Line of Credit [Member]
Loans, gross		51,832		52,096
Financial Asset, Not Past Due [Member] | Consumer Portfolio Segment [Member] | Automobile Loan [Member] | Recourse [Member]
Loans, gross		10,669		12,651
Financial Asset, Not Past Due [Member] | Consumer Portfolio Segment [Member] | Automobile Loan [Member] | Nonrecourse [Member]
Loans, gross		112,091		114,254
Financial Asset, Not Past Due [Member] | Consumer Portfolio Segment [Member] | Direct Financing Lease Net of Unearned Lease Revenue [Member]
Loans, gross		31,000
Financial Asset, Not Past Due [Member] | Consumer Portfolio Segment [Member] | Direct Financing Lease [Member]
Loans, gross				31,274
Financial Asset, Not Past Due [Member] | Consumer Portfolio Segment [Member] | Other Loan [Member]
Loans, gross		16,466		11,690
Financial Asset, Not Past Due [Member] | Residential Portfolio Segment [Member] | Construction Loans [Member]
Loans, gross		36,536		42,232
Financial Asset, Not Past Due [Member] | Residential Portfolio Segment [Member] | Real Estate Loan [Member]
Loans, gross		$ 464,008		$ 397,806

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

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

[3] Includes $4.6 million of net deferred loan costs.

[4] Includes net deferred loan costs of $4.6 million.

[5] Net of unearned lease revenue of $2.0 million

[6] Net of unearned lease revenue of $1.7 million.

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

[8] Includes non-accrual loans.