Note 7 - Loans and Allowance for Credit Losses on Loans - Impaired Financing Receivables (Details) - USD ($) $ in Thousands	Dec. 31, 2023		Dec. 31, 2022		Dec. 31, 2021
Financing Receivable, Loans Individually Evaluated	$ 32,687		$ 31,245
Financing Receivable, Loans Collectively Evaluated	3,648,925	[1]	3,051,573	[2]
Loans net of unearned fees	3,681,612		3,082,818
Allowance for Credit Losses, Loans Individually Evaluated	2,360		1,378
Allowance for Credit Losses, Loans Collectively Evaluated	45,730		37,521
Allowance for Credit Losses, Total	48,090		38,899		$ 32,298
Commercial Loans [Member]
Financing Receivable, Loans Individually Evaluated	92		104
Financing Receivable, Loans Collectively Evaluated	503,750	[1]	501,740	[2]
Loans net of unearned fees	503,842		501,844
Allowance for Credit Losses, Loans Individually Evaluated	0		0
Allowance for Credit Losses, Loans Collectively Evaluated	4,319		4,941
Allowance for Credit Losses, Total	4,319		4,941		3,218
Commercial Real Estate Owner Occupied Professional, Medical [Member]
Financing Receivable, Loans Individually Evaluated	0		1,969
Financing Receivable, Loans Collectively Evaluated	156,941	[1]	118,903	[2]
Loans net of unearned fees	156,941		120,872
Allowance for Credit Losses, Loans Individually Evaluated	0		212
Allowance for Credit Losses, Loans Collectively Evaluated	1,207		754
Allowance for Credit Losses, Total	1,207		966		1,092
Commercial Real Estate Owner Occupied, Retail [Member]
Financing Receivable, Loans Individually Evaluated	572		4,544
Financing Receivable, Loans Collectively Evaluated	169,819	[1]	183,652	[2]
Loans net of unearned fees	170,391		188,196
Allowance for Credit Losses, Loans Individually Evaluated	23		0
Allowance for Credit Losses, Loans Collectively Evaluated	520		1,176
Allowance for Credit Losses, Total	543		1,176		1,362
Commercial Real Estate Owner Occupied, Other [Member]
Financing Receivable, Loans Individually Evaluated	0		0
Financing Receivable, Loans Collectively Evaluated	217,776	[1]	157,982	[2]
Loans net of unearned fees	217,776		157,982
Allowance for Credit Losses, Loans Individually Evaluated	0		0
Allowance for Credit Losses, Loans Collectively Evaluated	601		426
Allowance for Credit Losses, Total	601		426		575
Commercial Real Estate Nonowner Occupied Hotels and Motels [Member]
Financing Receivable, Loans Individually Evaluated	17,083		2,939
Financing Receivable, Loans Collectively Evaluated	198,559	[1]	138,103	[2]
Loans net of unearned fees	215,642		141,042
Allowance for Credit Losses, Loans Individually Evaluated	1,456		0
Allowance for Credit Losses, Loans Collectively Evaluated	1,668		1,203
Allowance for Credit Losses, Total	3,124		1,203
Commercial Real Estate Nonowner Occupied Mini Storage [Member]
Financing Receivable, Loans Individually Evaluated	0		0
Financing Receivable, Loans Collectively Evaluated	68,517	[1]	51,109	[2]
Loans net of unearned fees	68,517		51,109
Allowance for Credit Losses, Loans Individually Evaluated	0		0
Allowance for Credit Losses, Loans Collectively Evaluated	79		82
Allowance for Credit Losses, Total	79		82		133
Multifamily [Member]
Financing Receivable, Loans Individually Evaluated	0		0
Financing Receivable, Loans Collectively Evaluated	302,298	[1]	272,705	[2]
Loans net of unearned fees	302,298		272,705
Allowance for Credit Losses, Loans Individually Evaluated	0		0
Allowance for Credit Losses, Loans Collectively Evaluated	3,144		2,907
Allowance for Credit Losses, Total	3,144		2,907		1,821
Commercial Real Estate Nonowner Occupied, Retail [Member]
Financing Receivable, Loans Individually Evaluated	3,906		9,906
Financing Receivable, Loans Collectively Evaluated	250,340	[1]	182,364	[2]
Loans net of unearned fees	254,246		192,270
Allowance for Credit Losses, Loans Individually Evaluated	103		95
Allowance for Credit Losses, Loans Collectively Evaluated	2,415		1,267
Allowance for Credit Losses, Total	2,518		1,362		1,074
Commercial Real Estate Nonowner Occupied, Other [Member]
Financing Receivable, Loans Individually Evaluated	7,823		5,551
Financing Receivable, Loans Collectively Evaluated	405,811	[1]	341,691	[2]
Loans net of unearned fees	413,634		347,242
Allowance for Credit Losses, Loans Individually Evaluated	214		287
Allowance for Credit Losses, Loans Collectively Evaluated	2,533		2,165
Allowance for Credit Losses, Total	2,747		2,452		1,820
Land and Land Improvements [Member]
Financing Receivable, Loans Individually Evaluated	708		1,398
Financing Receivable, Loans Collectively Evaluated	144,550	[1]	104,964	[2]
Loans net of unearned fees	145,258		106,362
Allowance for Credit Losses, Loans Individually Evaluated	460		502
Allowance for Credit Losses, Loans Collectively Evaluated	5,116		2,980
Allowance for Credit Losses, Total	5,576		3,482		3,468
Construction Loans [Member]
Financing Receivable, Loans Individually Evaluated	0		0
Financing Receivable, Loans Collectively Evaluated	374,026	[1]	282,935	[2]
Loans net of unearned fees	374,026		282,935
Allowance for Credit Losses, Loans Individually Evaluated	0		0
Allowance for Credit Losses, Loans Collectively Evaluated	14,283		11,138
Allowance for Credit Losses, Total	14,283		11,138		6,346
Residential 1-4 Family Real Estate, Personal Residence [Member]
Financing Receivable, Loans Individually Evaluated	0		0
Financing Receivable, Loans Collectively Evaluated	362,733	[1]	265,326	[2]
Loans net of unearned fees	362,733		265,326
Allowance for Credit Losses, Loans Individually Evaluated	0		0
Allowance for Credit Losses, Loans Collectively Evaluated	3,317		2,939
Allowance for Credit Losses, Total	3,317		2,939		2,765
Residential 1-4 Family Real Estate, Rental Small Loan [Member]
Financing Receivable, Loans Individually Evaluated	1,247		1,159
Financing Receivable, Loans Collectively Evaluated	141,418	[1]	120,389	[2]
Loans net of unearned fees	142,665		121,548
Allowance for Credit Losses, Loans Individually Evaluated	104		282
Allowance for Credit Losses, Loans Collectively Evaluated	1,767		1,625
Allowance for Credit Losses, Total	1,871		1,907		2,834
Residential 1-4 Family Real Estate, Rental Large Loan [Member]
Financing Receivable, Loans Individually Evaluated	1,256		3,675
Financing Receivable, Loans Collectively Evaluated	115,358	[1]	88,428	[2]
Loans net of unearned fees	116,614		92,103
Allowance for Credit Losses, Loans Individually Evaluated	0		0
Allowance for Credit Losses, Loans Collectively Evaluated	2,846		2,668
Allowance for Credit Losses, Total	2,846		2,668		2,374
Home Equity Loan [Member]
Financing Receivable, Loans Individually Evaluated	0		0
Financing Receivable, Loans Collectively Evaluated	81,126	[1]	71,986	[2]
Loans net of unearned fees	81,126		71,986
Allowance for Credit Losses, Loans Individually Evaluated	0		0
Allowance for Credit Losses, Loans Collectively Evaluated	1,430		705
Allowance for Credit Losses, Total	1,430		705
Mortgage Warehouse Lines [Member]
Financing Receivable, Loans Individually Evaluated	0		0
Financing Receivable, Loans Collectively Evaluated	108,848	[1]	130,390	[2]
Loans net of unearned fees	108,848		130,390
Allowance for Credit Losses, Loans Individually Evaluated	0		0
Allowance for Credit Losses, Loans Collectively Evaluated	0		0
Allowance for Credit Losses, Total	0		0		0
Consumer Portfolio Segment [Member]
Financing Receivable, Loans Individually Evaluated	0		0
Financing Receivable, Loans Collectively Evaluated	43,756	[1]	35,372	[2]
Loans net of unearned fees	43,756		35,372
Allowance for Credit Losses, Loans Individually Evaluated	0		0
Allowance for Credit Losses, Loans Collectively Evaluated	205		174
Allowance for Credit Losses, Total	205		174		163
Credit Card Receivable [Member]
Financing Receivable, Loans Individually Evaluated	0		0
Financing Receivable, Loans Collectively Evaluated	2,286	[1]	2,182	[2]
Loans net of unearned fees	2,286		2,182
Allowance for Credit Losses, Loans Individually Evaluated	0		0
Allowance for Credit Losses, Loans Collectively Evaluated	26		17
Allowance for Credit Losses, Total	26		17		17
Bank Overdrafts [Member]
Financing Receivable, Loans Individually Evaluated	0		0
Financing Receivable, Loans Collectively Evaluated	1,013	[1]	1,352	[2]
Loans net of unearned fees	1,013		1,352
Allowance for Credit Losses, Loans Individually Evaluated	0		0
Allowance for Credit Losses, Loans Collectively Evaluated	254		354
Allowance for Credit Losses, Total	$ 254		$ 354		$ 207

[1] Included in the loans collectively evaluated are $9.2 million in fully guaranteed or cash secured loans, which are excluded from the pools collectively evaluated and carry no allowance.

[2] Included in the loans collectively evaluated are $8.5 million in fully guaranteed or cash secured loans, which are excluded from the pools collectively evaluated and carry no allowance.