Note 5 - Loans and Leases - Past Due Loans (Details) - USD ($) $ in Thousands		Dec. 31, 2022		Dec. 31, 2021
Loans, gross		$ 1,564,174	[1]	$ 1,433,128	[2]
Recorded investment past due greater than 90 days		33		64
Financial Asset, 30 to 59 Days Past Due [Member]
Loans, gross		1,152		719
Financial Asset, 60 to 89 Days Past Due [Member]
Loans, gross		686		1,263
Financial Asset, Equal to or Greater than 90 Days Past Due [Member]
Loans, gross	[3]	2,568		3,013
Financial Asset, Past Due [Member]
Loans, gross		4,406		4,995
Financial Asset, Not Past Due [Member]
Loans, gross		1,559,768		1,428,133
Commercial Portfolio Segment [Member]
Loans, gross		234,478	[1]	236,304	[2]
Recorded investment past due greater than 90 days		0		0
Commercial Portfolio Segment [Member] | Financial Asset, 30 to 59 Days Past Due [Member]
Loans, gross		0		0
Commercial Portfolio Segment [Member] | Financial Asset, 60 to 89 Days Past Due [Member]
Loans, gross		0		4
Commercial Portfolio Segment [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member]
Loans, gross	[3]	719		154
Commercial Portfolio Segment [Member] | Financial Asset, Past Due [Member]
Loans, gross		719		158
Commercial Portfolio Segment [Member] | Financial Asset, Not Past Due [Member]
Loans, gross		233,759		236,146
Commercial Real Estate Portfolio Segment [Member] | Non-owner Occupied [Member]
Loans, gross		316,867	[1]	312,848	[2]
Recorded investment past due greater than 90 days		0		0
Commercial Real Estate Portfolio Segment [Member] | Owner Occupied [Member]
Loans, gross		270,810	[1]	248,755	[2]
Recorded investment past due greater than 90 days		0		0
Commercial Real Estate Portfolio Segment [Member] | Construction Loans [Member]
Loans, gross		18,941	[1]	21,147	[2]
Recorded investment past due greater than 90 days		0		0
Commercial Real Estate Portfolio Segment [Member] | Financial Asset, 30 to 59 Days Past Due [Member] | Non-owner Occupied [Member]
Loans, gross		0		0
Commercial Real Estate Portfolio Segment [Member] | Financial Asset, 30 to 59 Days Past Due [Member] | Owner Occupied [Member]
Loans, gross		42		0
Commercial Real Estate Portfolio Segment [Member] | Financial Asset, 30 to 59 Days Past Due [Member] | Construction Loans [Member]
Loans, gross		0		0
Commercial Real Estate Portfolio Segment [Member] | Financial Asset, 60 to 89 Days Past Due [Member] | Non-owner Occupied [Member]
Loans, gross		0		675
Commercial Real Estate Portfolio Segment [Member] | Financial Asset, 60 to 89 Days Past Due [Member] | Owner Occupied [Member]
Loans, gross		0		0
Commercial Real Estate Portfolio Segment [Member] | Financial Asset, 60 to 89 Days Past Due [Member] | Construction Loans [Member]
Loans, gross		0		0
Commercial Real Estate Portfolio Segment [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Non-owner Occupied [Member]
Loans, gross	[3]	383		478
Commercial Real Estate Portfolio Segment [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Owner Occupied [Member]
Loans, gross	[3]	1,066		1,570
Commercial Real Estate Portfolio Segment [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Construction Loans [Member]
Loans, gross	[3]	0		0
Commercial Real Estate Portfolio Segment [Member] | Financial Asset, Past Due [Member] | Non-owner Occupied [Member]
Loans, gross		383		1,153
Commercial Real Estate Portfolio Segment [Member] | Financial Asset, Past Due [Member] | Owner Occupied [Member]
Loans, gross		1,108		1,570
Commercial Real Estate Portfolio Segment [Member] | Financial Asset, Past Due [Member] | Construction Loans [Member]
Loans, gross		0		0
Commercial Real Estate Portfolio Segment [Member] | Financial Asset, Not Past Due [Member] | Non-owner Occupied [Member]
Loans, gross		316,484		311,695
Commercial Real Estate Portfolio Segment [Member] | Financial Asset, Not Past Due [Member] | Owner Occupied [Member]
Loans, gross		269,702		247,185
Commercial Real Estate Portfolio Segment [Member] | Financial Asset, Not Past Due [Member] | Construction Loans [Member]
Loans, gross		18,941		21,147
Consumer Portfolio Segment [Member] | Home Equity Loan [Member]
Loans, gross		59,118	[1]	47,571	[2]
Recorded investment past due greater than 90 days		0		0
Consumer Portfolio Segment [Member] | Home Equity Line of Credit [Member]
Loans, gross		52,568	[1]	54,878	[2]
Recorded investment past due greater than 90 days		0		0
Consumer Portfolio Segment [Member] | Automobile Loan [Member]
Loans, gross		131,936	[1]	118,029	[2]
Recorded investment past due greater than 90 days		16		0
Consumer Portfolio Segment [Member] | Direct Financing Lease [Member]
Loans, gross		31,477	[1],[4]	24,803	[2],[5]
Recorded investment past due greater than 90 days		17		64
Consumer Portfolio Segment [Member] | Other Loan [Member]
Loans, gross		7,611	[1]	8,013	[2]
Recorded investment past due greater than 90 days		0		0
Consumer Portfolio Segment [Member] | Financial Asset, 30 to 59 Days Past Due [Member] | Home Equity Loan [Member]
Loans, gross		239		87
Consumer Portfolio Segment [Member] | Financial Asset, 30 to 59 Days Past Due [Member] | Home Equity Line of Credit [Member]
Loans, gross		110		0
Consumer Portfolio Segment [Member] | Financial Asset, 30 to 59 Days Past Due [Member] | Automobile Loan [Member]
Loans, gross		563		410
Consumer Portfolio Segment [Member] | Financial Asset, 30 to 59 Days Past Due [Member] | Direct Financing Lease [Member]
Loans, gross		186		173
Consumer Portfolio Segment [Member] | Financial Asset, 30 to 59 Days Past Due [Member] | Other Loan [Member]
Loans, gross		12		49
Consumer Portfolio Segment [Member] | Financial Asset, 60 to 89 Days Past Due [Member] | Home Equity Loan [Member]
Loans, gross		0		32
Consumer Portfolio Segment [Member] | Financial Asset, 60 to 89 Days Past Due [Member] | Home Equity Line of Credit [Member]
Loans, gross		151		0
Consumer Portfolio Segment [Member] | Financial Asset, 60 to 89 Days Past Due [Member] | Automobile Loan [Member]
Loans, gross		201		45
Consumer Portfolio Segment [Member] | Financial Asset, 60 to 89 Days Past Due [Member] | Direct Financing Lease [Member]
Loans, gross		0		38
Consumer Portfolio Segment [Member] | Financial Asset, 60 to 89 Days Past Due [Member] | Other Loan [Member]
Loans, gross		7		17
Consumer Portfolio Segment [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Home Equity Loan [Member]
Loans, gross	[3]	0		0
Consumer Portfolio Segment [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Home Equity Line of Credit [Member]
Loans, gross	[3]	211		97
Consumer Portfolio Segment [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Automobile Loan [Member]
Loans, gross	[3]	169		78
Consumer Portfolio Segment [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Direct Financing Lease [Member]
Loans, gross	[3]	17		64
Consumer Portfolio Segment [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Other Loan [Member]
Loans, gross	[3]	0		0
Consumer Portfolio Segment [Member] | Financial Asset, Past Due [Member] | Home Equity Loan [Member]
Loans, gross		239		119
Consumer Portfolio Segment [Member] | Financial Asset, Past Due [Member] | Home Equity Line of Credit [Member]
Loans, gross		472		97
Consumer Portfolio Segment [Member] | Financial Asset, Past Due [Member] | Automobile Loan [Member]
Loans, gross		933		533
Consumer Portfolio Segment [Member] | Financial Asset, Past Due [Member] | Direct Financing Lease [Member]
Loans, gross		203		275
Consumer Portfolio Segment [Member] | Financial Asset, Past Due [Member] | Other Loan [Member]
Loans, gross		19		66
Consumer Portfolio Segment [Member] | Financial Asset, Not Past Due [Member] | Home Equity Loan [Member]
Loans, gross		58,879		47,452
Consumer Portfolio Segment [Member] | Financial Asset, Not Past Due [Member] | Home Equity Line of Credit [Member]
Loans, gross		52,096		54,781
Consumer Portfolio Segment [Member] | Financial Asset, Not Past Due [Member] | Automobile Loan [Member]
Loans, gross		131,003		117,496
Consumer Portfolio Segment [Member] | Financial Asset, Not Past Due [Member] | Direct Financing Lease [Member]
Loans, gross		31,274		24,528
Consumer Portfolio Segment [Member] | Financial Asset, Not Past Due [Member] | Other Loan [Member]
Loans, gross		7,592		7,947
Residential Portfolio Segment [Member] | Construction Loans [Member]
Loans, gross		42,232	[1]	34,919	[2]
Recorded investment past due greater than 90 days		0		0
Residential Portfolio Segment [Member] | Real Estate Loan [Member]
Loans, gross		398,136	[1]	325,861	[2]
Recorded investment past due greater than 90 days		0		0
Residential Portfolio Segment [Member] | Financial Asset, 30 to 59 Days Past Due [Member] | Construction Loans [Member]
Loans, gross		0		0
Residential Portfolio Segment [Member] | Financial Asset, 30 to 59 Days Past Due [Member] | Real Estate Loan [Member]
Loans, gross		0		0
Residential Portfolio Segment [Member] | Financial Asset, 60 to 89 Days Past Due [Member] | Construction Loans [Member]
Loans, gross		0		0
Residential Portfolio Segment [Member] | Financial Asset, 60 to 89 Days Past Due [Member] | Real Estate Loan [Member]
Loans, gross		327		452
Residential Portfolio Segment [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Construction Loans [Member]
Loans, gross	[3]	0		0
Residential Portfolio Segment [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Real Estate Loan [Member]
Loans, gross	[3]	3		572
Residential Portfolio Segment [Member] | Financial Asset, Past Due [Member] | Construction Loans [Member]
Loans, gross		0		0
Residential Portfolio Segment [Member] | Financial Asset, Past Due [Member] | Real Estate Loan [Member]
Loans, gross		330		1,024
Residential Portfolio Segment [Member] | Financial Asset, Not Past Due [Member] | Construction Loans [Member]
Loans, gross		42,232		34,919
Residential Portfolio Segment [Member] | Financial Asset, Not Past Due [Member] | Real Estate Loan [Member]
Loans, gross		$ 397,806		$ 324,837

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

[2] Includes net deferred loan costs of $3.0 million.

[3] Includes non-accrual loans.

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

[5] Net of unearned lease revenue of $1.4 million.