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Note 3 - Loans and Allowance for Credit Losses (Tables)

12 Months Ended

Dec. 31, 2022

Notes Tables

Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]

		December 31, 2022								December 31, 2021								Percent Increase
		Balance				%				Balance				%				(Decrease)
Commercial:
Commercial and industrial (1)		$	1,185,083,000				30.3	%		$	1,137,419,000				32.9	%			4.2	%
Vacant land, land development, and residential construction			61,873,000				1.6				43,239,000				1.3				43.1
Real estate – owner occupied			639,192,000				16.3				565,758,000				16.4				13.0
Real estate – non-owner occupied			1,033,734,000				26.4				1,027,415,000				29.7				0.6
Real estate – multi-family and residential rental			211,948,000				5.4				176,593,000				5.1				20.0
Total commercial			3,131,830,000				80.0				2,950,424,000				85.4				6.1
Retail:
1-4 family mortgages			755,036,000				19.3				442,547,000				12.8				70.6
Other consumer loans (2)			29,753,000				0.7				60,488,000				1.8				(50.8	)
Total retail			784,789,000				20.0				503,035,000				14.6				56.0
Total loans		$	3,916,619,000				100.0	%		$	3,453,459,000				100.0	%			13.4	%

Concentrations Within Loan Portfolio [Table Text Block]

		2022								2021
						Percentage								Percentage
						of								of
						Loan								Loan
		Balance				Portfolio				Balance				Portfolio
Commercial real estate loans to lessors of non-residential buildings		$	738,891,000				18.9	%		$	737,589,000				21.4	%

Financing Receivable, Nonperforming [Table Text Block]

		2022				2021
Loans past due 90 days or more still accruing interest		$	0			$	155,000
Nonaccrual loans			7,728,000				2,313,000
Total nonperforming loans		$	7,728,000			$	2,468,000

		December 31, 2022				December 31, 2021
Commercial:
Commercial and industrial		$	6,024,000			$	663,000
Vacant land, land development, and residential construction			0				0
Real estate – owner occupied			248,000				0
Real estate – non-owner occupied			0				0
Real estate – multi-family and residential rental			0				0
Total commercial			6,272,000				663,000
Retail:
1-4 family mortgages			1,456,000				1,686,000
Other consumer loans			0				119,000
Total retail			1,456,000				1,805,000
Total nonperforming loans		$	7,728,000			$	2,468,000

Financing Receivable, Past Due [Table Text Block]

																										Recorded
										Greater																Balance >
		30 – 59				60 – 89				Than 89																89
		Days				Days				Days				Total								Total				Days and
		Past Due				Past Due				Past Due				Past Due				Current				Loans				Accruing
Commercial:
Commercial and industrial		$	0			$	5,705,000			$	249,000			$	5,954,000			$	1,179,129,000			$	1,185,083,000			$	0
Vacant land, land development, and residential construction			0				0				0				0				61,873,000				61,873,000				0
Real estate – owner occupied			0				248,000				0				248,000				638,944,000				639,192,000				0
Real estate – non-owner occupied			0				0				0				0				1,033,734,000				1,033,734,000				0
Real estate – multi-family and residential rental			0				0				0				0				211,948,000				211,948,000				0
Total commercial			0				5,953,000				249,000				6,202,000				3,125,628,000				3,131,830,000				0
Retail:
1-4 family mortgages			1,334,000				88,000				116,000				1,538,000				753,498,000				755,036,000				0
Other consumer loans			15,000				1,000				0				16,000				29,737,000				29,753,000				0
Total retail			1,349,000				89,000				116,000				1,554,000				783,235,000				784,789,000				0
Total past due loans		$	1,349,000			$	6,042,000			$	365,000			$	7,756,000			$	3,908,863,000			$	3,916,619,000			$	0

																										Recorded
										Greater																Balance >
		30 – 59				60 – 89				Than 89																89
		Days				Days				Days				Total								Total				Days and
		Past Due				Past Due				Past Due				Past Due				Current				Loans				Accruing
Commercial:
Commercial and industrial		$	14,000			$	0			$	193,000			$	207,000			$	1,137,212,000			$	1,137,419,000			$	155,000
Vacant land, land development, and residential construction			13,000				0				0				13,000				43,226,000				43,239,000				0
Real estate – owner occupied			0				0				0				0				565,758,000				565,758,000				0
Real estate – non-owner occupied			0				0				0				0				1,027,415,000				1,027,415,000				0
Real estate – multi-family and residential rental			0				0				0				0				176,593,000				176,593,000				0
Total commercial			27,000				0				193,000				220,000				2,950,204,000				2,950,424,000				155,000
Retail:
Home equity and other			132,000				2,000				20,000				154,000				60,334,000				60,488,000				0
1- 4 family mortgages			1,265,000				241,000				82,000				1,588,000				440,959,000				442,547,000				0
Total retail			1,397,000				243,000				102,000				1,742,000				501,293,000				503,035,000				0
Total past due loans		$	1,424,000			$	243,000			$	295,000			$	1,962,000			$	3,451,497,000			$	3,453,459,000			$	155,000

Financing Receivable, Nonaccrual [Table Text Block]

		Recorded
		Principal				Related
		Balance				Allowance
With no allowance recorded:
Commercial:
Commercial and industrial		$	249,000			$	0
Vacant land, land development and residential construction			0				0
Real estate – owner occupied			0				0
Real estate – non-owner occupied			0				0
Real estate – multi-family and residential rental			0				0
Total commercial			249,000				0
Retail:
1-4 family mortgages			1,064,000				0
Other consumer loans			0				0
Total retail			1,064,000				0
Total with no allowance recorded		$	1,313,000			$	0
With an allowance recorded:
Commercial:
Commercial and industrial		$	5,775,000			$	2,051,000
Vacant land, land development and residential construction			0				0
Real estate – owner occupied			248,000				32,000
Real estate – non-owner occupied			0				0
Real estate – multi-family and residential rental			0				0
Total commercial			6,023,000				2,083,000
Retail:
1-4 family mortgages			392,000				200,000
Other consumer loans			0				0
Total retail			392,000				200,000
Total with an allowance recorded		$	6,415,000			$	2,283,000
Total nonaccrual loans:
Commercial		$	6,272,000			$	2,083,000
Retail			1,456,000				200,000
Total nonaccrual loans		$	7,728,000			$	2,283,000

Impaired Financing Receivables [Table Text Block]

		Unpaid Contractual Principal Balance				Recorded Principal Balance				Related Allowance				Year-To-Date Average Recorded Principal Balance
With no related allowance recorded:
Commercial:
Commercial and industrial		$	2,893,000			$	2,818,000							$	3,632,000
Vacant land, land development and residential construction			0				0								0
Real estate – owner occupied			9,674,000				9,674,000								12,634,000
Real estate – non-owner occupied			0				0								131,000
Real estate – multi-family and residential rental			91,000				91,000								37,000
Total commercial			12,658,000				12,583,000								16,434,000
Retail:
Home equity and other			1,173,000				1,107,000								1,096,000
1-4 family mortgages			3,166,000				2,025,000								2,327,000
Total retail			4,339,000				3,132,000								3,423,000
Total with no related allowance recorded		$	16,997,000			$	15,715,000							$	19,857,000

		Unpaid Contractual Principal Balance				Recorded Principal Balance				Related Allowance				Year-To-Date Average Recorded Principal Balance
With an allowance recorded:
Commercial:
Commercial and industrial		$	2,192,000			$	2,192,000			$	266,000			$	1,732,000
Vacant land, land development and residential construction			0				0				0				0
Real estate – owner occupied			761,000				761,000				84,000				803,000
Real estate – non-owner occupied			146,000				146,000				4,000				154,000
Real estate – multi-family and residential rental			0				0				0				0
Total commercial			3,099,000				3,099,000				354,000				2,689,000
Retail:
Home equity and other			160,000				140,000				123,000				214,000
1-4 family mortgages			412,000				412,000				69,000				537,000
Total retail			572,000				552,000				192,000				751,000
Total with an allowance recorded		$	3,671,000			$	3,651,000			$	546,000			$	3,440,000
Total impaired loans:
Commercial		$	15,757,000			$	15,682,000			$	354,000			$	19,123,000
Retail			4,911,000				3,684,000				192,000				4,174,000
Total impaired loans		$	20,668,000			$	19,366,000			$	546,000			$	23,297,000

Financing Receivable Credit Quality Indicators [Table Text Block]

		Commercial and Industrial				Commercial Vacant Land, Land Development, and Residential Construction				Commercial Real Estate - Owner Occupied				Commercial Real Estate - Non-Owner Occupied				Commercial Real Estate - Multi-Family and Residential Rental
Internal credit risk grade groupings:
Grades 1 – 4 (1)		$	719,583,000			$	41,711,000			$	406,341,000			$	447,606,000			$	118,385,000
Grades 5 – 7			450,405,000				20,057,000				229,766,000				573,728,000				93,514,000
Grades 8 – 9			15,095,000				105,000				3,085,000				12,400,000				49,000
Total commercial		$	1,185,083,000			$	61,873,000			$	639,192,000			$	1,033,734,000			$	211,948,000

		Commercial and Industrial				Commercial Vacant Land, Land Development, and Residential Construction				Commercial Real Estate - Owner Occupied				Commercial Real Estate - Non-Owner Occupied				Commercial Real Estate - Multi-Family and Residential Rental
Internal credit risk grade groupings:
Grades 1 – 4 (1)		$	729,224,000			$	28,390,000			$	346,082,000			$	503,482,000			$	119,473,000
Grades 5 – 7			398,378,000				14,730,000				208,060,000				511,280,000				56,968,000
Grades 8 – 9			9,817,000				119,000				11,616,000				12,653,000				152,000
Total commercial		$	1,137,419,000			$	43,239,000			$	565,758,000			$	1,027,415,000			$	176,593,000

Financing Receivable by Origination Year [Table Text Block]

		2022				2021				2020				2019				2018				Prior				Term Total				Revolving Loans				Grand Total
Commercial:
Commercial and Industrial:
Grades 1 – 4		$	115,494			$	141,481			$	43,961			$	9,194			$	3,230			$	9,851			$	323,211			$	396,372			$	719,583
Grades 5 – 7			151,783				47,030				31,697				8,870				569				93				240,042				210,363				450,405
Grades 8 – 9			3,784				249				0				0				48				29				4,110				10,985				15,095
Total		$	271,061			$	188,760			$	75,658			$	18,064			$	3,847			$	9,973			$	567,363			$	617,720			$	1,185,083
Vacant Land, Land Development and Residential Construction:
Grades 1 – 4		$	31,756			$	6,196			$	3,428			$	0			$	0			$	331			$	41,711			$	0			$	41,711
Grades 5 – 7			10,270				8,760				351				50				0				626				20,057				0				20,057
Grades 8 – 9			0				0				0				0				14				91				105				0				105
Total		$	42,026			$	14,956			$	3,779			$	50			$	14			$	1,048			$	61,873			$	0			$	61,873
Real Estate – Owner Occupied:
Grades 1 – 4		$	194,072			$	113,528			$	53,630			$	19,670			$	19,279			$	6,162			$	406,341			$	0			$	406,341
Grades 5 – 7			115,720				56,173				33,913				10,245				12,550				1,165				229,766				0				229,766
Grades 8 – 9			2,919				0				44				0				122				0				3,085				0				3,085
Total		$	312,711			$	169,701			$	87,587			$	29,915			$	31,951			$	7,327			$	639,192			$	0			$	639,192
Real Estate – Non-Owner Occupied:
Grades 1 – 4		$	129,153			$	163,035			$	89,125			$	44,196			$	10,079			$	12,018			$	447,606			$	0			$	447,606
Grades 5 – 7			183,388				164,334				139,951				35,200				13,456				37,399				573,728				0				573,728
Grades 8 – 9			6,712				5,688				0				0				0				0				12,400				0				12,400
Total		$	319,253			$	333,057			$	229,076			$	79,396			$	23,535			$	49,417			$	1,033,734			$	0			$	1,033,734
Real Estate – Multi-Family and Residential Rental:
Grades 1 – 4		$	31,470			$	38,176			$	36,348			$	5,306			$	3,082			$	4,003			$	118,385			$	0			$	118,385
Grades 5 – 7			48,847				25,786				12,879				3,162				2,557				283				93,514				0				93,514
Grades 8 – 9			0				0				0				0				0				49				49				0				49
Total		$	80,317			$	63,962			$	49,227			$	8,468			$	5,639			$	4,335			$	211,948			$	0			$	211,948
Total Commercial		$	1,025,368			$	770,436			$	445,327			$	135,893			$	64,986			$	72,100			$	2,514,110			$	617,720			$	3,131,830

		2022				2021				2020				2019				2018				Prior				Term Total				Revolving Loans				Grand Total
Retail:
1-4 Family Mortgages:
Performing		$	313,611			$	242,950			$	91,936			$	12,094			$	14,297			$	41,622			$	716,510			$	37,070			$	753,580
Nonperforming			142				82				0				0				203				1,029				1,456				0				1,456
Total		$	313,753			$	243,032			$	91,936			$	12,094			$	14,500			$	42,651			$	717,966			$	37,070			$	755,036
Other Consumer Loans:
Performing		$	4,349			$	2,870			$	1,040			$	1,074			$	395			$	430			$	10,158			$	19,595			$	29,753
Nonperforming			0				0				0				0				0				0				0				0				0
Total		$	4,349			$	2,870			$	1,040			$	1,074			$	395			$	430			$	10,158			$	19,595			$	29,753
Total Retail		$	318,102			$	245,902			$	92,976			$	13,168			$	14,895			$	43,081			$	728,124			$	56,665			$	784,789
Grand Total		$	1,343,470			$	1,016,338			$	538,303			$	149,061			$	79,881			$	115,181			$	3,242,234			$	674,385			$	3,916,619

Financing Receivable, Allowance for Credit Loss [Table Text Block]

		Commercial and industrial				Commercial vacant land, land development and residential construction				Commercial real estate – owner occupied				Commercial real estate – non-owner occupied				Commercial real estate – multi-family and residential rental				1-4 family mortgages				Other consumer loans				Unallocated				Total
Allowance for credit losses:
Beginning balance		$	10,782			$	420			$	6,045			$	13,301			$	1,695			$	2,449			$	626			$	45			$	35,363
Adoption of ASU 2016-13			(1,571	)			(43	)			(560	)			(2,534	)			(621	)			5,395				(411	)			(55	)			(400	)
Provision for credit losses			946				138				378				(603	)			152				5,621				(111	)			29				6,550
Charge-offs			(171	)			(29	)			(38	)			0				0				(33	)			(21	)			0				(292	)
Recoveries			217				4				89				0				43				595				77				0				1,025
Ending balance		$	10,203			$	490			$	5,914			$	10,164			$	1,269			$	14,027			$	160			$	19			$	42,246

		Commercial and industrial				Commercial vacant land, land development and residential construction				Commercial real estate – owner occupied				Commercial real estate – non- owner occupied				Commercial real estate – multi-family and residential rental				Home equity and other				1 – 4 family mortgages				Unallocated				Total
Allowance for loan losses:
Beginning balance		$	9,424			$	679			$	8,246			$	13,611			$	1,819			$	889			$	3,240			$	59			$	37,967
Provision for loan losses			2,030				(618	)			(3,308	)			(310	)			(150	)			(301	)			(1,629	)			(14	)			(4,300	)
Charge-offs			(882	)			(15	)			(12	)			0				0				(43	)			(92	)			0				(1,044	)
Recoveries			210				374				1,119				0				26				81				930				0				2,740
Ending balance		$	10,782			$	420			$	6,045			$	13,301			$	1,695			$	626			$	2,449			$	45			$	35,363
Ending balance: individually evaluated for impairment		$	266			$	0			$	84			$	0			$	4			$	123			$	69			$	0			$	546
Ending balance: collectively evaluated for impairment		$	10,516			$	420			$	5,961			$	13,301			$	1,691			$	503			$	2,380			$	45			$	34,817
Total loans (*):
Ending balance		$	1,097,309			$	43,239			$	565,758			$	1,027,415			$	176,593			$	60,488			$	442,547							$	3,413,349
Ending balance: individually evaluated for impairment		$	5,010			$	0			$	10,435			$	146			$	91			$	1,247			$	2,437							$	19,366
Ending balance: collectively evaluated for impairment		$	1,092,299			$	43,239			$	555,323			$	1,027,269			$	176,502			$	59,241			$	440,110							$	3,393,983

		Commercial and industrial				Commercial vacant land, land development and residential construction				Commercial real estate – owner occupied				Commercial real estate – non- owner occupied				Commercial real estate – multi-family and residential rental				Home equity and other				1 – 4 family mortgages				Unallocated				Total
Allowance for loan losses:
Beginning balance		$	6,659			$	466			$	6,291			$	6,761			$	893			$	861				1,888			$	70			$	23,889
Provision for loan losses			2,921				289				1,881				6,837				907				58				1,168				(11	)			14,050
Charge-offs			(247	)			(113	)			(235	)			0				(18	)			(96	)			(129	)			0				(838	)
Recoveries			91				37				309				13				37				66				313				0				866
Ending balance		$	9,424			$	679			$	8,246			$	13,611			$	1,819			$	889			$	3,240			$	59			$	37,967
Ending balance: individually evaluated for impairment		$	53			$	0			$	77			$	8			$	0			$	241			$	172			$	0			$	551
Ending balance: collectively evaluated for impairment		$	9,371			$	679			$	8,169			$	13,603			$	1,819			$	648			$	3,068			$	59			$	37,416
Total loans (*):
Ending balance		$	780,164			$	55,055			$	529,953			$	917,436			$	146,095			$	61,620			$	337,888							$	2,828,211
Ending balance: individually evaluated for impairment		$	6,585			$	0			$	15,327			$	503			$	0			$	1,270			$	3,273							$	26,958
Ending balance: collectively evaluated for impairment		$	773,579			$	55,055			$	514,626			$	916,933			$	146,095			$	60,350			$	334,615							$	2,801,253

Financing Receivable, Troubled Debt Restructuring [Table Text Block]

						Pre-				Post-
						Modification				Modification
						Recorded				Recorded
		Number of				Principal				Principal
		Contracts				Balance				Balance
Commercial:
Commercial and industrial			3			$	6,593,000			$	6,593,000
Vacant land, land development and residential construction			0				0				0
Real estate – owner occupied			0				0				0
Real estate – non-owner occupied			0				0				0
Real estate – multi-family and residential rental			0				0				0
Total commercial			3				6,593,000				6,593,000
Retail:
Home equity and other			0				0				0
1-4 family mortgages			7				758,000				757,000
Total retail			7				758,000				757,000
Total			10			$	7,351,000			$	7,350,000

						Pre-				Post-
						Modification				Modification
						Recorded				Recorded
		Number of				Principal				Principal
		Contracts				Balance				Balance
Commercial:
Commercial and industrial			10			$	3,017,000			$	3,016,000
Vacant land, land development and residential construction			0				0				0
Real estate – owner occupied			1				692,000				692,000
Real estate – non-owner occupied			0				0				0
Real estate – multi-family and residential rental			1				93,000				93,000
Total commercial			12				3,802,000				3,801,000
Retail:
Home equity and other			4				485,000				482,000
1-4 family mortgages			2				46,000				46,000
Total retail			6				531,000				528,000
Total			18			$	4,333,000			$	4,329,000

Troubled Debt Restructurings on Financing Receivables with in Previous Twelve Months that Became Over Thirty Days Past Due [Table Text Block]

		Number of Contracts				Recorded Principal Balance
Commercial:
Commercial and industrial			2			$	5,665,000
Vacant land, land development and residential construction			0				0
Real estate – owner occupied			0				0
Real estate – non-owner occupied			0				0
Real estate – multi-family and residential rental			0				0
Total commercial			2				5,665,000
Retail:
Home equity and other			0				0
1-4 family mortgages			0				0
Total retail			0				0
Total			2			$	5,665,000

		Number of Contracts				Recorded Principal Balance
Commercial:
Commercial and industrial			0			$	0
Vacant land, land development and residential construction			0				0
Real estate – owner occupied			0				0
Real estate – non-owner occupied			0				0
Real estate – multi-family and residential rental			0				0
Total commercial			0				0
Retail:
Home equity and other			0				0
1-4 family mortgages			0				0
Total retail			0				0
Total			0			$	0

Trouble Debt Restructuring Activity [Table Text Block]

		Commercial and				Commercial Vacant Land, Land Development, and Residential				Commercial Real Estate - Owner				Commercial Real Estate - Non-Owner				Commercial Real Estate - Multi-Family and Residential
		Industrial				Construction				Occupied				Occupied				Rental
Commercial Loan Portfolio:
Beginning Balance		$	4,973,000			$	0			$	10,435,000			$	146,000			$	91,000
Charge-Offs			(95,000	)			0				(39,000	)			0				0
Payments			(772,000	)			0				(9,683,000	)			(16,000	)			(91,000	)
Transfers to ORE			0				0				0				0				0
Net Additions/Deletions			4,566,000				0				(669,000	)			0				0
Ending Balance		$	8,672,000			$	0			$	44,000			$	130,000			$	0

		Retail Home Equity and Other				Retail 1-4 Family Mortgages
Retail Loan Portfolio:
Beginning Balance		$	1,202,000			$	627,000
Charge-Offs			0				0
Payments			(14,000	)			(317,000	)
Transfers to ORE			0				0
Net Additions/Deletions (1)			(1,187,000	)			2,426,000
Ending Balance		$	1,000			$	2,736,000

		Commercial and				Commercial Vacant Land, Land Development, and Residential				Commercial Real Estate - Owner				Commercial Real Estate - Non-Owner				Commercial Real Estate - Multi-Family and Residential
		Industrial				Construction				Occupied				Occupied				Rental
Commercial Loan Portfolio:
Beginning Balance		$	6,414,000			$	0			$	14,797,000			$	480,000			$	0
Charge-Offs			(17,000	)			0				0				0				0
Payments			(4,278,000	)			0				(5,048,000	)			(334,000	)			(1,000	)
Transfers to ORE			0				0				0				0				0
Net Additions/Deletions			2,854,000				0				686,000				0				92,000
Ending Balance		$	4,973,000			$	0			$	10,435,000			$	146,000			$	91,000

		Retail Home Equity and Other				Retail 1-4 Family Mortgages
Retail Loan Portfolio:
Beginning Balance		$	1,146,000			$	806,000
Charge-Offs			0				0
Payments			(426,000	)			(224,000	)
Transfers to ORE			0				0
Net Additions/Deletions			482,000				45,000
Ending Balance		$	1,202,000			$	627,000

		Commercial and				Commercial Vacant Land, Land Development, and Residential				Commercial Real Estate - Owner				Commercial Real Estate - Non-Owner				Commercial Real Estate - Multi-Family and Residential
		Industrial				Construction				Occupied				Occupied				Rental
Commercial Loan Portfolio:
Beginning Balance		$	8,587,000			$	85,000			$	1,145,000			$	178,000			$	7,000
Charge-Offs			0				0				0				0				0
Payments			(11,260,000	)			(85,000	)			(3,765,000	)			(585,000	)			(7,000	)
Transfers to ORE			0				0				0				0				0
Net Additions/Deletions			9,087,000				0				17,417,000				887,000				0
Ending Balance		$	6,414,000			$	0			$	14,797,000			$	480,000			$	0

		Retail Home Equity and Other				Retail 1-4 Family Mortgages
Retail Loan Portfolio:
Beginning Balance		$	1,415,000			$	724,000
Charge-Offs			0				0
Payments			(881,000	)			(68,000	)
Transfers to ORE			0				0
Net Additions/Deletions			612,000				150,000
Ending Balance		$	1,146,000			$	806,000

Retail Portfolio Segment [Member]

Notes Tables

Financing Receivable Credit Quality Indicators [Table Text Block]

		Retail 1-4 Family Mortgages				Retail Other Consumer Loans
Performing		$	753,580,000			$	29,753,000
Nonperforming			1,456,000				0
Total retail		$	755,036,000			$	29,753,000

		Retail Home Equity and Other				Retail 1-4 Family Mortgages
Performing		$	60,369,000			$	440,861,000
Nonperforming			119,000				1,686,000
Total retail		$	60,488,000			$	442,547,000

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