Note 3 - Loans - Credit Risk Profile (Details) - USD ($) $ in Thousands		Sep. 30, 2022	Dec. 31, 2021
Loans and Leases Receivable, Net of Deferred Income, Total		$ 2,119,415	$ 1,946,580	[1]
Commercial Portfolio Segment [Member]
Loans and Leases Receivable, Net of Deferred Income, Total	[2]	295,541	299,773
Commercial Portfolio Segment [Member] | Pass [Member]
Loans and Leases Receivable, Net of Deferred Income, Total		289,058	290,823
Commercial Portfolio Segment [Member] | Special Mention [Member]
Loans and Leases Receivable, Net of Deferred Income, Total		5,756	8,333
Commercial Portfolio Segment [Member] | Substandard [Member]
Loans and Leases Receivable, Net of Deferred Income, Total		444	617
Commercial Portfolio Segment [Member] | Doubtful [Member]
Loans and Leases Receivable, Net of Deferred Income, Total		283	0
Commercial Real Estate Portfolio Segment [Member] | Construction and Land Development [Member]
Loans and Leases Receivable, Net of Deferred Income, Total		210,500	134,221
Commercial Real Estate Portfolio Segment [Member] | Owner Occupied Commercial Real Estate [Member]
Loans and Leases Receivable, Net of Deferred Income, Total		423,678	391,517
Commercial Real Estate Portfolio Segment [Member] | Non-owner Occupied Commercial Real Estate [Member]
Loans and Leases Receivable, Net of Deferred Income, Total		764,963	731,034
Commercial Real Estate Portfolio Segment [Member] | Pass [Member] | Construction and Land Development [Member]
Loans and Leases Receivable, Net of Deferred Income, Total		209,667	130,111
Commercial Real Estate Portfolio Segment [Member] | Pass [Member] | Owner Occupied Commercial Real Estate [Member]
Loans and Leases Receivable, Net of Deferred Income, Total		412,458	372,177
Commercial Real Estate Portfolio Segment [Member] | Special Mention [Member] | Construction and Land Development [Member]
Loans and Leases Receivable, Net of Deferred Income, Total		0	2,881
Commercial Real Estate Portfolio Segment [Member] | Special Mention [Member] | Owner Occupied Commercial Real Estate [Member]
Loans and Leases Receivable, Net of Deferred Income, Total		4,811	11,048
Commercial Real Estate Portfolio Segment [Member] | Substandard [Member] | Construction and Land Development [Member]
Loans and Leases Receivable, Net of Deferred Income, Total		833	1,229
Commercial Real Estate Portfolio Segment [Member] | Substandard [Member] | Owner Occupied Commercial Real Estate [Member]
Loans and Leases Receivable, Net of Deferred Income, Total		6,409	8,292
Commercial Real Estate Portfolio Segment [Member] | Doubtful [Member] | Construction and Land Development [Member]
Loans and Leases Receivable, Net of Deferred Income, Total		0	0
Commercial Real Estate Portfolio Segment [Member] | Doubtful [Member] | Owner Occupied Commercial Real Estate [Member]
Loans and Leases Receivable, Net of Deferred Income, Total		0	0
Residential Portfolio Segment [Member]
Loans and Leases Receivable, Net of Deferred Income, Total		418,127	382,960
Residential Portfolio Segment [Member] | Non-owner Occupied Commercial Real Estate [Member]
Loans and Leases Receivable, Net of Deferred Income, Total		764,963	731,034
Residential Portfolio Segment [Member] | Residential [Member]
Loans and Leases Receivable, Net of Deferred Income, Total		324,468	289,757
Residential Portfolio Segment [Member] | Home Equity Line of Credit [Member]
Loans and Leases Receivable, Net of Deferred Income, Total		93,659	93,203
Residential Portfolio Segment [Member] | Pass [Member] | Non-owner Occupied Commercial Real Estate [Member]
Loans and Leases Receivable, Net of Deferred Income, Total		762,254	720,138
Residential Portfolio Segment [Member] | Pass [Member] | Residential [Member]
Loans and Leases Receivable, Net of Deferred Income, Total		320,467	285,188
Residential Portfolio Segment [Member] | Pass [Member] | Home Equity Line of Credit [Member]
Loans and Leases Receivable, Net of Deferred Income, Total		93,090	92,807
Residential Portfolio Segment [Member] | Special Mention [Member] | Non-owner Occupied Commercial Real Estate [Member]
Loans and Leases Receivable, Net of Deferred Income, Total		397	8,702
Residential Portfolio Segment [Member] | Special Mention [Member] | Residential [Member]
Loans and Leases Receivable, Net of Deferred Income, Total		1,658	1,774
Residential Portfolio Segment [Member] | Special Mention [Member] | Home Equity Line of Credit [Member]
Loans and Leases Receivable, Net of Deferred Income, Total		0	0
Residential Portfolio Segment [Member] | Substandard [Member] | Non-owner Occupied Commercial Real Estate [Member]
Loans and Leases Receivable, Net of Deferred Income, Total		2,312	2,194
Residential Portfolio Segment [Member] | Substandard [Member] | Residential [Member]
Loans and Leases Receivable, Net of Deferred Income, Total		2,343	2,795
Residential Portfolio Segment [Member] | Substandard [Member] | Home Equity Line of Credit [Member]
Loans and Leases Receivable, Net of Deferred Income, Total		569	396
Residential Portfolio Segment [Member] | Doubtful [Member] | Non-owner Occupied Commercial Real Estate [Member]
Loans and Leases Receivable, Net of Deferred Income, Total		0	0
Residential Portfolio Segment [Member] | Doubtful [Member] | Residential [Member]
Loans and Leases Receivable, Net of Deferred Income, Total		0	0
Residential Portfolio Segment [Member] | Doubtful [Member] | Home Equity Line of Credit [Member]
Loans and Leases Receivable, Net of Deferred Income, Total		0	0
Consumer Portfolio Segment [Member]
Loans and Leases Receivable, Net of Deferred Income, Total		6,606	7,075
Consumer Portfolio Segment [Member] | Performing Financial Instruments [Member]
Loans and Leases Receivable, Net of Deferred Income, Total		6,476	7,057
Consumer Portfolio Segment [Member] | Nonperforming Financial Instruments [Member]
Loans and Leases Receivable, Net of Deferred Income, Total		$ 130	$ 18

[1] Derived from audited consolidated financial statements

[2] Includes PPP loans, which are guaranteed by the SBA and have no related allowance.