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Note 2 - Securities (Tables)

3 Months Ended

Mar. 31, 2021

Notes Tables

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

		March 31, 2021
						Gross				Gross
(Dollars in thousands)		Amortized				Unrealized				Unrealized				Fair
		Cost				Gains				Losses				Value
Equity securities		$	3,136			$	708			$	(40	)		$	3,804

December 31, 2020

Gross

Gross

(Dollars in thousands)

Amortized

Unrealized

Unrealized

Fair

Cost

Gains

Losses

Value

Equity securities

$

2,836

$

60

$

-

$

2,896

Debt Securities, Available-for-sale [Table Text Block]

		March 31, 2021
						Gross				Gross
(Dollars in thousands)		Amortized				Unrealized				Unrealized				Fair
		Cost				Gains				Losses				Value
U.S. Government and federal agency		$	2,005			$	36			$	-			$	2,041
U.S. Treasury notes and bonds			11,954				51				(141	)			11,864
State and municipal			429,772				7,209				(5,506	)			431,475
Mortgage-backed			276,592				1,495				(6,164	)			271,923
Corporate			1,956				34				-				1,990
Trust preferred securities			1,000				-				-				1,000
Asset-backed securities			2,343				-				(9	)			2,334
Total		$	725,622			$	8,825			$	(11,820	)		$	722,627

		December 31, 2020
						Gross				Gross
(Dollars in thousands)		Amortized				Unrealized				Unrealized				Fair
		Cost				Gains				Losses				Value
U.S. Government and federal agency		$	2,007			$	44			$	-			$	2,051
U.S. Treasury notes and bonds			1,996				60				-				2,056
State and municipal			307,201				13,191				(24	)			320,368
Mortgage-backed			246,085				1,510				(872	)			246,723
Corporate			2,539				51				(1	)			2,589
Trust preferred securities			1,000				-				-				1,000
Total		$	560,828			$	14,856			$	(897	)		$	574,787

Investments Classified by Contractual Maturity Date [Table Text Block]

		Securities maturing within:
																			Fair Value				Fair Value
		Less than				1 Year -				5 Years -				More than				at March 31,				at Dec. 31,
(Dollars in thousands)		1 Year				5 Years				10 Years				10 Years				2021				2020
U.S. Government and federal agency		$	2,041			$	-			$	-			$	-			$	2,041			$	2,051
U.S. Treasury notes and bonds			-				2,048				9,816				-				11,864				2,056
State and municipal			13,224				56,492				245,466				116,293				431,475				320,368
Corporate			958				1,032				-				-				1,990				2,589
Trust preferred securities			-				-				-				1,000				1,000				1,000
Asset-backed securities			-				2,334												2,334				-
Total debt securities			16,223				61,906				255,282				117,293				450,704				328,064
Mortgage-backed securities			2,762				75,355				186,889				6,917				271,923				246,723
Equity securities			-				1,000				-				2,804				3,804				2,896
Total		$	18,985			$	138,261			$	442,171			$	127,014			$	726,431			$	577,683

		Weighted average yields:
		Less than				1 Year -				5 Years -				More than
		1 Year				5 Years				10 Years				10 Years				Total
U.S. Government and federal agency			1.98	%			-	%			-	%			-	%			1.98	%
U.S. Treasury notes and bonds			-				1.85				-				-				1.30
State and municipal			3.02				2.88				2.57				2.34				2.56
Corporate			2.63				2.86				-				-				2.75
Trust preferred securities			-				-				-				-				3.75
Asset-backed securities			-				0.94				-				-				0.94
Mortgage-backed securities			4.94				1.81				1.09				1.73				1.35
Equity securities			-				4.61				-				-				1.21

Gain (Loss) on Securities [Table Text Block]

		Three Months Ended
		March 31,
		2021				2020
Net gains and losses recognized during the period		$	608			$	(389	)
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		$	608			$	(389	)

X

- Definition

Tabular disclosure of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-URI http://asc.fasb.org/topic&trid=2196928

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