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Note 2 - Securities (Tables)

9 Months Ended

Sep. 30, 2022

Notes Tables

Debt Securities, Trading, and Equity Securities, FV-NI [Table Text Block]

		September 30, 2022
						Gross				Gross
(Dollars in thousands)		Amortized				Unrealized				Unrealized				Fair
		Cost				Gains				Losses				Value
Equity securities		$	8,445			$	272			$	(740	)		$	7,977

		December 31, 2021
						Gross				Gross
(Dollars in thousands)		Amortized				Unrealized				Unrealized				Fair
		Cost				Gains				Losses				Value
Equity securities		$	7,953			$	665			$	(126	)		$	8,492

Debt Securities, Available-for-Sale and Held-to-Maturity [Table Text Block]

		September 30, 2022
						Gross				Gross
(Dollars in thousands)		Amortized				Unrealized				Unrealized				Fair
Available for Sale:		Cost				Gains				Losses				Value
U.S. Treasury notes and bonds		$	90,926			$	-			$	(13,372	)		$	77,554
State and municipal			281,298				-				(57,311	)			223,987
Mortgage-backed			242,095				-				(27,404	)			214,691
Corporate			757				-				(41	)			716
Asset-backed securities			13,653				-				(508	)			13,145
Total		$	628,729			$	-			$	(98,636	)		$	530,093
Held to Maturity:
U.S. Government and federal agency		$	2,965			$	-			$	(415	)		$	2,550
State and municipal			202,406				-				(42,485	)			159,921
Mortgage-backed			202,131				-				(31,296	)			170,835
Corporate			19,597				-				(2,068	)			17,529
Asset-backed securities			1,106				-				(83	)			1,023
Total		$	428,205			$	-			$	(76,347	)		$	351,858

		December 31, 2021
						Gross				Gross
(Dollars in thousands)		Amortized				Unrealized				Unrealized				Fair
Available for Sale:		Cost				Gains				Losses				Value
U.S. Government and federal agency		$	2,001			$	7			$	-			$	2,008
U.S. Treasury notes and bonds			93,267				23				(1,311	)			91,979
State and municipal			528,252				10,704				(4,109	)			534,847
Mortgage-backed			441,383				781				(9,049	)			433,115
Corporate			20,856				19				(233	)			20,642
Asset-backed securities			16,387				-				(93	)			16,294
Total		$	1,102,146			$	11,534			$	(14,795	)		$	1,098,885

Debt Securities, Available-for-Sale, Unrealized Loss Position, Fair Value [Table Text Block]

		September 30, 2022
		Less than 12 months								More than 12 months								Total
(Dollars in thousands)		Fair				Unrealized				Fair				Unrealized				Fair				Unrealized
Available for Sale:		Value				Losses				Value				Losses				Value				Losses
U.S. Government and federal agency		$	-			$	-			$	-			$	-			$	-			$	-
U.S. Treasury notes and bonds			-				-				77,554				13,372				77,554				13,372
State and municipal			181,857				44,576				40,756				12,735				222,613				57,311
Mortgage-backed			86,499				4,410				125,765				22,994				212,264				27,404
Corporate			716				41				-				-				716				41
Asset-backed securities			-				-				13,145				508				13,145				508
Total temporarily impaired		$	269,072			$	49,027			$	257,220			$	49,609			$	526,292			$	98,636

		December 31, 2021
		Less than 12 months								More than 12 months								Total
(Dollars in thousands)		Fair				Unrealized				Fair				Unrealized				Fair				Unrealized
Available for Sale:		Value				Losses				Value				Losses				Value				Losses
U.S. Government and federal agency		$	-			$	-			$	-			$	-			$	-			$	-
U.S. Treasury notes and bonds			89,958				1,311				-				-				89,958				1,311
State and municipal			130,001				3,253				15,237				856				145,238				4,109
Mortgage-backed			261,560				5,709				86,974				3,340				348,534				9,049
Corporate			17,369				233				-				-				17,369				233
Asset-backed securities			16,294				93				-				-				16,294				93
Total temporarily impaired		$	515,182			$	10,599			$	102,211			$	4,196			$	617,393			$	14,795

Debt Securities, Held-to-Maturity [Table Text Block]

		September 30, 2022
		Less than 12 months								More than 12 months								Total
(Dollars in thousands)		Fair				Unrealized				Fair				Unrealized				Fair				Unrealized
Held to Maturity:		Value				Losses				Value				Losses				Value				Losses
U.S. Government and federal agency		$	-			$	-			$	2,550			$	415			$	2,550			$	415
U.S. Treasury notes and bonds			-				-				-				-				-				-
State and municipal			105,390				25,177				54,531				17,308				159,921				42,485
Mortgage-backed			59,007				6,495				111,828				24,801				170,835				31,296
Corporate			11,371				1,512				4,909				556				16,280				2,068
Asset-backed securities			-				-				1,023				83				1,023				83
Total temporarily impaired		$	175,768			$	33,184			$	174,841			$	43,163			$	350,609			$	76,347

Investments Classified by Contractual Maturity Date [Table Text Block]

		Available for Sale Securities maturing within:
																		Fair Value
		Less than				1 Year -				5 Years -				More than				at September 30,
(Dollars in thousands)		1 Year				5 Years				10 Years				10 Years				2022
U.S. Treasury notes and bonds		$	-			$	-			$	77,554			$	-			$	77,554
State and municipal			9,609				7,929				38,202				168,247				223,987
Corporate			-				497				219				-				716
Asset-backed securities			-				9,481				3,664				-				13,145
Total debt securities			9,609				17,907				119,639				168,247				315,402
Mortgage-backed securities			19,362				98,970				90,161				6,198				214,691
Total Available for Sale		$	28,971			$	116,877			$	209,800			$	174,445			$	530,093

		Held to Maturity Securities maturing within:
																		Amortized Cost
		Less than				1 Year -				5 Years -				More than				at September 30,
(Dollars in thousands)		1 Year				5 Years				10 Years				10 Years				2022
U.S. Government and federal agency		$	-			$	-			$	2,965			$	-			$	2,965
State and municipal			2,348				5,180				68,447				126,431				202,406
Corporate			-				250				18,347				1,000				19,597
Asset-backed securities			-				1,106				-				-				1,106
Total debt securities			2,348				6,536				89,759				127,431				226,074
Mortgage-backed securities			-				56,033				146,098				-				202,131
Total Held to Maturity		$	2,348			$	62,569			$	235,857			$	127,431			$	428,205

Gain (Loss) on Securities [Table Text Block]

		Three Months Ended								Nine Months Ended
		September 30,								September 30,
		2022				2021				2022				2021
Net gains and (losses) recognized during the period		$	(323	)		$	(28	)		$	(1,006	)		$	461
Less: Net gains and (losses) recognized during the period on securities sold			—				—				—				—
Unrealized gains and (losses) recognized during the reporting period on securities still held at the reporting date		$	(323	)		$	(28	)		$	(1,006	)		$	461

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