Note 6 - Loans and Allowance for Credit Losses on Loans (ACLL) - Schedule of Contractual Aging of Recorded Investment in Past Due Loans by Class (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Loans and Leases Receivable, Net of Deferred Income	$ 3,697,042	$ 3,681,612	[1]
Accruing	506	335
Commercial Loans [Member]
Loans and Leases Receivable, Net of Deferred Income	533,214	503,842
Accruing	290	0
Commercial Real Estate Owner Occupied Professional, Medical [Member]
Loans and Leases Receivable, Net of Deferred Income	167,386	156,941
Accruing	0	0
Commercial Real Estate Owner Occupied, Retail [Member]
Loans and Leases Receivable, Net of Deferred Income	178,994	170,391
Accruing	0	0
Commercial Real Estate Owner Occupied, Other [Member]
Loans and Leases Receivable, Net of Deferred Income	223,027	217,776
Accruing	0	0
Commercial Real Estate Nonowner Occupied Hotels and Motels [Member]
Loans and Leases Receivable, Net of Deferred Income	216,170	215,642
Accruing	0	0
Commercial Real Estate Nonowner Occupied Mini Storage [Member]
Loans and Leases Receivable, Net of Deferred Income	80,838	68,517
Accruing	0	0
Multifamily [Member]
Loans and Leases Receivable, Net of Deferred Income	309,190	302,298
Accruing	0	0
Commercial Real Estate Nonowner Occupied, Retail [Member]
Loans and Leases Receivable, Net of Deferred Income	247,109	254,246
Accruing	0	0
Commercial Real Estate Nonowner Occupied, Other [Member]
Loans and Leases Receivable, Net of Deferred Income	427,641	413,634
Accruing	0	0
Land and Land Improvements [Member]
Loans and Leases Receivable, Net of Deferred Income	105,425	145,258
Accruing	0	0
Construction Loans [Member]
Loans and Leases Receivable, Net of Deferred Income	341,727	374,026
Accruing	0	0
Residential 1-4 Family Real Estate, Personal Residence [Member]
Loans and Leases Receivable, Net of Deferred Income	362,942	362,733
Accruing	114	0
Residential 1-4 Family Real Estate, Rental Small Loan [Member]
Loans and Leases Receivable, Net of Deferred Income	144,657	142,665
Accruing	77	0
Residential 1-4 Family Real Estate, Rental Large Loan [Member]
Loans and Leases Receivable, Net of Deferred Income	123,132	116,614
Accruing	0	0
Home Equity Loan [Member]
Loans and Leases Receivable, Net of Deferred Income	80,027	81,126
Accruing	0	307
Mortgage Warehouse Lines [Member]
Loans and Leases Receivable, Net of Deferred Income	108,858	108,848
Accruing	0	0
Consumer Portfolio Segment [Member]
Loans and Leases Receivable, Net of Deferred Income	43,107	43,756
Accruing	12	5
Credit Card Receivable [Member]
Loans and Leases Receivable, Net of Deferred Income	2,251	2,286
Accruing	13	23
Bank Overdrafts [Member]
Loans and Leases Receivable, Net of Deferred Income	1,347	1,013
Accruing	0	0
Financial Asset, 30 to 59 Days Past Due [Member]
Loans and Leases Receivable, Net of Deferred Income	12,457	9,130
Financial Asset, 30 to 59 Days Past Due [Member] | Commercial Loans [Member]
Loans and Leases Receivable, Net of Deferred Income	6,111	1,092
Financial Asset, 30 to 59 Days Past Due [Member] | Commercial Real Estate Owner Occupied Professional, Medical [Member]
Loans and Leases Receivable, Net of Deferred Income	61	327
Financial Asset, 30 to 59 Days Past Due [Member] | Commercial Real Estate Owner Occupied, Retail [Member]
Loans and Leases Receivable, Net of Deferred Income	0	195
Financial Asset, 30 to 59 Days Past Due [Member] | Commercial Real Estate Owner Occupied, Other [Member]
Loans and Leases Receivable, Net of Deferred Income	1,512	270
Financial Asset, 30 to 59 Days Past Due [Member] | Commercial Real Estate Nonowner Occupied Hotels and Motels [Member]
Loans and Leases Receivable, Net of Deferred Income	0	0
Financial Asset, 30 to 59 Days Past Due [Member] | Commercial Real Estate Nonowner Occupied Mini Storage [Member]
Loans and Leases Receivable, Net of Deferred Income	0	130
Financial Asset, 30 to 59 Days Past Due [Member] | Multifamily [Member]
Loans and Leases Receivable, Net of Deferred Income	0	211
Financial Asset, 30 to 59 Days Past Due [Member] | Commercial Real Estate Nonowner Occupied, Retail [Member]
Loans and Leases Receivable, Net of Deferred Income	0	777
Financial Asset, 30 to 59 Days Past Due [Member] | Commercial Real Estate Nonowner Occupied, Other [Member]
Loans and Leases Receivable, Net of Deferred Income	455	0
Financial Asset, 30 to 59 Days Past Due [Member] | Land and Land Improvements [Member]
Loans and Leases Receivable, Net of Deferred Income	0	295
Financial Asset, 30 to 59 Days Past Due [Member] | Construction Loans [Member]
Loans and Leases Receivable, Net of Deferred Income	0	0
Financial Asset, 30 to 59 Days Past Due [Member] | Residential 1-4 Family Real Estate, Personal Residence [Member]
Loans and Leases Receivable, Net of Deferred Income	2,809	3,511
Financial Asset, 30 to 59 Days Past Due [Member] | Residential 1-4 Family Real Estate, Rental Small Loan [Member]
Loans and Leases Receivable, Net of Deferred Income	487	331
Financial Asset, 30 to 59 Days Past Due [Member] | Residential 1-4 Family Real Estate, Rental Large Loan [Member]
Loans and Leases Receivable, Net of Deferred Income	0	0
Financial Asset, 30 to 59 Days Past Due [Member] | Home Equity Loan [Member]
Loans and Leases Receivable, Net of Deferred Income	728	1,723
Financial Asset, 30 to 59 Days Past Due [Member] | Mortgage Warehouse Lines [Member]
Loans and Leases Receivable, Net of Deferred Income	0	0
Financial Asset, 30 to 59 Days Past Due [Member] | Consumer Portfolio Segment [Member]
Loans and Leases Receivable, Net of Deferred Income	284	228
Financial Asset, 30 to 59 Days Past Due [Member] | Credit Card Receivable [Member]
Loans and Leases Receivable, Net of Deferred Income	10	40
Financial Asset, 30 to 59 Days Past Due [Member] | Bank Overdrafts [Member]
Loans and Leases Receivable, Net of Deferred Income	0	0
Financial Asset, 60 to 89 Days Past Due [Member]
Loans and Leases Receivable, Net of Deferred Income	1,876	1,538
Financial Asset, 60 to 89 Days Past Due [Member] | Commercial Loans [Member]
Loans and Leases Receivable, Net of Deferred Income	0	60
Financial Asset, 60 to 89 Days Past Due [Member] | Commercial Real Estate Owner Occupied Professional, Medical [Member]
Loans and Leases Receivable, Net of Deferred Income	0	0
Financial Asset, 60 to 89 Days Past Due [Member] | Commercial Real Estate Owner Occupied, Retail [Member]
Loans and Leases Receivable, Net of Deferred Income	0	165
Financial Asset, 60 to 89 Days Past Due [Member] | Commercial Real Estate Owner Occupied, Other [Member]
Loans and Leases Receivable, Net of Deferred Income	19	0
Financial Asset, 60 to 89 Days Past Due [Member] | Commercial Real Estate Nonowner Occupied Hotels and Motels [Member]
Loans and Leases Receivable, Net of Deferred Income	0	0
Financial Asset, 60 to 89 Days Past Due [Member] | Commercial Real Estate Nonowner Occupied Mini Storage [Member]
Loans and Leases Receivable, Net of Deferred Income	0	0
Financial Asset, 60 to 89 Days Past Due [Member] | Multifamily [Member]
Loans and Leases Receivable, Net of Deferred Income	0	0
Financial Asset, 60 to 89 Days Past Due [Member] | Commercial Real Estate Nonowner Occupied, Retail [Member]
Loans and Leases Receivable, Net of Deferred Income	0	18
Financial Asset, 60 to 89 Days Past Due [Member] | Commercial Real Estate Nonowner Occupied, Other [Member]
Loans and Leases Receivable, Net of Deferred Income	858	0
Financial Asset, 60 to 89 Days Past Due [Member] | Land and Land Improvements [Member]
Loans and Leases Receivable, Net of Deferred Income	0	275
Financial Asset, 60 to 89 Days Past Due [Member] | Construction Loans [Member]
Loans and Leases Receivable, Net of Deferred Income	0	0
Financial Asset, 60 to 89 Days Past Due [Member] | Residential 1-4 Family Real Estate, Personal Residence [Member]
Loans and Leases Receivable, Net of Deferred Income	273	489
Financial Asset, 60 to 89 Days Past Due [Member] | Residential 1-4 Family Real Estate, Rental Small Loan [Member]
Loans and Leases Receivable, Net of Deferred Income	401	78
Financial Asset, 60 to 89 Days Past Due [Member] | Residential 1-4 Family Real Estate, Rental Large Loan [Member]
Loans and Leases Receivable, Net of Deferred Income	0	0
Financial Asset, 60 to 89 Days Past Due [Member] | Home Equity Loan [Member]
Loans and Leases Receivable, Net of Deferred Income	206	269
Financial Asset, 60 to 89 Days Past Due [Member] | Mortgage Warehouse Lines [Member]
Loans and Leases Receivable, Net of Deferred Income	0	0
Financial Asset, 60 to 89 Days Past Due [Member] | Consumer Portfolio Segment [Member]
Loans and Leases Receivable, Net of Deferred Income	119	181
Financial Asset, 60 to 89 Days Past Due [Member] | Credit Card Receivable [Member]
Loans and Leases Receivable, Net of Deferred Income	0	3
Financial Asset, 60 to 89 Days Past Due [Member] | Bank Overdrafts [Member]
Loans and Leases Receivable, Net of Deferred Income	0	0
Financial Asset, Equal to or Greater than 90 Days Past Due [Member]
Loans and Leases Receivable, Net of Deferred Income	4,270	3,112
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Commercial Loans [Member]
Loans and Leases Receivable, Net of Deferred Income	880	485
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Commercial Real Estate Owner Occupied Professional, Medical [Member]
Loans and Leases Receivable, Net of Deferred Income	357	357
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Commercial Real Estate Owner Occupied, Retail [Member]
Loans and Leases Receivable, Net of Deferred Income	0	119
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Commercial Real Estate Owner Occupied, Other [Member]
Loans and Leases Receivable, Net of Deferred Income	72	0
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Commercial Real Estate Nonowner Occupied Hotels and Motels [Member]
Loans and Leases Receivable, Net of Deferred Income	0	0
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Commercial Real Estate Nonowner Occupied Mini Storage [Member]
Loans and Leases Receivable, Net of Deferred Income	0	0
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Multifamily [Member]
Loans and Leases Receivable, Net of Deferred Income	0	0
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Commercial Real Estate Nonowner Occupied, Retail [Member]
Loans and Leases Receivable, Net of Deferred Income	487	0
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Commercial Real Estate Nonowner Occupied, Other [Member]
Loans and Leases Receivable, Net of Deferred Income	0	0
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Land and Land Improvements [Member]
Loans and Leases Receivable, Net of Deferred Income	216	0
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Construction Loans [Member]
Loans and Leases Receivable, Net of Deferred Income	0	0
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Residential 1-4 Family Real Estate, Personal Residence [Member]
Loans and Leases Receivable, Net of Deferred Income	1,435	1,071
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Residential 1-4 Family Real Estate, Rental Small Loan [Member]
Loans and Leases Receivable, Net of Deferred Income	263	75
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Residential 1-4 Family Real Estate, Rental Large Loan [Member]
Loans and Leases Receivable, Net of Deferred Income	181	411
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Home Equity Loan [Member]
Loans and Leases Receivable, Net of Deferred Income	313	466
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Mortgage Warehouse Lines [Member]
Loans and Leases Receivable, Net of Deferred Income	0	0
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Consumer Portfolio Segment [Member]
Loans and Leases Receivable, Net of Deferred Income	53	106
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Credit Card Receivable [Member]
Loans and Leases Receivable, Net of Deferred Income	13	22
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Bank Overdrafts [Member]
Loans and Leases Receivable, Net of Deferred Income	0	0
Financial Asset, Past Due [Member]
Loans and Leases Receivable, Net of Deferred Income	18,603	13,780
Financial Asset, Past Due [Member] | Commercial Loans [Member]
Loans and Leases Receivable, Net of Deferred Income	6,991	1,637
Financial Asset, Past Due [Member] | Commercial Real Estate Owner Occupied Professional, Medical [Member]
Loans and Leases Receivable, Net of Deferred Income	418	684
Financial Asset, Past Due [Member] | Commercial Real Estate Owner Occupied, Retail [Member]
Loans and Leases Receivable, Net of Deferred Income	0	479
Financial Asset, Past Due [Member] | Commercial Real Estate Owner Occupied, Other [Member]
Loans and Leases Receivable, Net of Deferred Income	1,603	270
Financial Asset, Past Due [Member] | Commercial Real Estate Nonowner Occupied Hotels and Motels [Member]
Loans and Leases Receivable, Net of Deferred Income	0	0
Financial Asset, Past Due [Member] | Commercial Real Estate Nonowner Occupied Mini Storage [Member]
Loans and Leases Receivable, Net of Deferred Income	0	130
Financial Asset, Past Due [Member] | Multifamily [Member]
Loans and Leases Receivable, Net of Deferred Income	0	211
Financial Asset, Past Due [Member] | Commercial Real Estate Nonowner Occupied, Retail [Member]
Loans and Leases Receivable, Net of Deferred Income	487	795
Financial Asset, Past Due [Member] | Commercial Real Estate Nonowner Occupied, Other [Member]
Loans and Leases Receivable, Net of Deferred Income	1,313	0
Financial Asset, Past Due [Member] | Land and Land Improvements [Member]
Loans and Leases Receivable, Net of Deferred Income	216	570
Financial Asset, Past Due [Member] | Construction Loans [Member]
Loans and Leases Receivable, Net of Deferred Income	0	0
Financial Asset, Past Due [Member] | Residential 1-4 Family Real Estate, Personal Residence [Member]
Loans and Leases Receivable, Net of Deferred Income	4,517	5,071
Financial Asset, Past Due [Member] | Residential 1-4 Family Real Estate, Rental Small Loan [Member]
Loans and Leases Receivable, Net of Deferred Income	1,151	484
Financial Asset, Past Due [Member] | Residential 1-4 Family Real Estate, Rental Large Loan [Member]
Loans and Leases Receivable, Net of Deferred Income	181	411
Financial Asset, Past Due [Member] | Home Equity Loan [Member]
Loans and Leases Receivable, Net of Deferred Income	1,247	2,458
Financial Asset, Past Due [Member] | Mortgage Warehouse Lines [Member]
Loans and Leases Receivable, Net of Deferred Income	0	0
Financial Asset, Past Due [Member] | Consumer Portfolio Segment [Member]
Loans and Leases Receivable, Net of Deferred Income	456	515
Financial Asset, Past Due [Member] | Credit Card Receivable [Member]
Loans and Leases Receivable, Net of Deferred Income	23	65
Financial Asset, Past Due [Member] | Bank Overdrafts [Member]
Loans and Leases Receivable, Net of Deferred Income	0	0
Financial Asset, Not Past Due [Member]
Loans and Leases Receivable, Net of Deferred Income	3,678,439	3,667,832
Financial Asset, Not Past Due [Member] | Commercial Loans [Member]
Loans and Leases Receivable, Net of Deferred Income	526,223	502,205
Financial Asset, Not Past Due [Member] | Commercial Real Estate Owner Occupied Professional, Medical [Member]
Loans and Leases Receivable, Net of Deferred Income	166,968	156,257
Financial Asset, Not Past Due [Member] | Commercial Real Estate Owner Occupied, Retail [Member]
Loans and Leases Receivable, Net of Deferred Income	178,994	169,912
Financial Asset, Not Past Due [Member] | Commercial Real Estate Owner Occupied, Other [Member]
Loans and Leases Receivable, Net of Deferred Income	221,424	217,506
Financial Asset, Not Past Due [Member] | Commercial Real Estate Nonowner Occupied Hotels and Motels [Member]
Loans and Leases Receivable, Net of Deferred Income	216,170	215,642
Financial Asset, Not Past Due [Member] | Commercial Real Estate Nonowner Occupied Mini Storage [Member]
Loans and Leases Receivable, Net of Deferred Income	80,838	68,387
Financial Asset, Not Past Due [Member] | Multifamily [Member]
Loans and Leases Receivable, Net of Deferred Income	309,190	302,087
Financial Asset, Not Past Due [Member] | Commercial Real Estate Nonowner Occupied, Retail [Member]
Loans and Leases Receivable, Net of Deferred Income	246,622	253,451
Financial Asset, Not Past Due [Member] | Commercial Real Estate Nonowner Occupied, Other [Member]
Loans and Leases Receivable, Net of Deferred Income	426,328	413,634
Financial Asset, Not Past Due [Member] | Land and Land Improvements [Member]
Loans and Leases Receivable, Net of Deferred Income	105,209	144,688
Financial Asset, Not Past Due [Member] | Construction Loans [Member]
Loans and Leases Receivable, Net of Deferred Income	341,727	374,026
Financial Asset, Not Past Due [Member] | Residential 1-4 Family Real Estate, Personal Residence [Member]
Loans and Leases Receivable, Net of Deferred Income	358,425	357,662
Financial Asset, Not Past Due [Member] | Residential 1-4 Family Real Estate, Rental Small Loan [Member]
Loans and Leases Receivable, Net of Deferred Income	143,506	142,181
Financial Asset, Not Past Due [Member] | Residential 1-4 Family Real Estate, Rental Large Loan [Member]
Loans and Leases Receivable, Net of Deferred Income	122,951	116,203
Financial Asset, Not Past Due [Member] | Home Equity Loan [Member]
Loans and Leases Receivable, Net of Deferred Income	78,780	78,668
Financial Asset, Not Past Due [Member] | Mortgage Warehouse Lines [Member]
Loans and Leases Receivable, Net of Deferred Income	108,858	108,848
Financial Asset, Not Past Due [Member] | Consumer Portfolio Segment [Member]
Loans and Leases Receivable, Net of Deferred Income	42,651	43,241
Financial Asset, Not Past Due [Member] | Credit Card Receivable [Member]
Loans and Leases Receivable, Net of Deferred Income	2,228	2,221
Financial Asset, Not Past Due [Member] | Bank Overdrafts [Member]
Loans and Leases Receivable, Net of Deferred Income	$ 1,347	$ 1,013

[1] Derived from audited consolidated financial statements.