Note 3 - Securities (Tables)

6 Months Ended

Jun. 30, 2020

Notes Tables

Schedule of Available-for-sale Securities Reconciliation [Table Text Block]

	As of June 30, 2020
			Gross		Gross
	Amortized		Unrealized		Unrealized			Estimated
(Amounts in thousands)	Costs		Gains		Losses			Fair Values
Available-for-sale securities:
U.S. government & agencies	$	32,436	$	775	$	(16	)	$	33,195
Obligations of state and political subdivisions		72,958		3,955		(25	)		76,888
Residential mortgage-backed securities and collateralized mortgage obligations		132,226		4,936		(42	)		137,120
Corporate securities		1,000		—		—			1,000
Commercial mortgage-backed securities		15,715		614		—			16,329
Other asset-backed securities		15,718		104		(154	)		15,668
Total	$	270,053	$	10,384	$	(237	)	$	280,200

	As of December 31, 2019
			Gross		Gross
	Amortized		Unrealized		Unrealized			Estimated
(Amounts in thousands)	Costs		Gains		Losses			Fair Values
Available-for-sale securities:
U.S. government & agencies	$	38,291	$	469	$	(27	)	$	38,733
Obligations of state and political subdivisions		40,702		1,422		(26	)		42,098
Residential mortgage-backed securities and collateralized mortgage obligations		179,114		2,163		(442	)		180,835
Corporate securities		3,005		6		(45	)		2,966
Commercial mortgage-backed securities		19,126		221		(40	)		19,307
Other asset-backed securities		3,019		—		(8	)		3,011
Total	$	283,257	$	4,281	$	(588	)	$	286,950

Amortized Cost and Estimated Fair Value Available for Sale Securities [Table Text Block]

	Available-For-Sale
(Amounts in thousands)	Amortized Costs		Fair Values
Amounts maturing in:
One year or less	$	11,376	$	11,563
After one year through five years		119,161		124,023
After five years through ten years		52,434		54,170
After ten years		87,082		90,444
Total	$	270,053	$	280,200

Schedule of Realized Gain (Loss) [Table Text Block]

	Three Months Ended June 30,						Six Months Ended June 30,
(Amounts in thousands)	2020			2019			2020			2019
Investment Securities:
Proceeds from sales of investment securities	$	20,422		$	18,338		$	49,761		$	85,740
Gross realized gains on sales of investment securities:
U.S. government & agencies	$	—		$	6		$	—		$	39
Obligations of state and political subdivisions		43			115			91			294
Residential mortgage-backed securities and collateralized mortgage obligations		143			16			226			64
Commercial mortgage-backed securities		1			2			38			2
Total gross realized gains on sales of investment securities		187			139			355			399
Gross realized losses on sales of investment securities:
U.S. government & agencies		(14	)		—			(14	)		(4	)
Obligations of state and political subdivisions		(1	)		(12	)		(5	)		(90	)
Residential mortgage-backed securities and collateralized mortgage obligations		(32	)		(64	)		(112	)		(149	)
Commercial mortgage-backed securities		—			(30	)		—			(31	)
Total gross realized losses on sales of investment securities		(47	)		(106	)		(131	)		(274	)
Gain on sales of investment securities, net	$	140		$	33		$	224		$	125

Schedule of Unrealized Loss on Investments [Table Text Block]

	As of June 30, 2020
	Less Than 12 Months					12 Months or More					Total
	Fair		Unrealized			Fair		Unrealized			Fair		Unrealized
(Amounts in thousands)	Values		Losses			Values		Losses			Values		Losses
Available-for-sale securities:
U.S. government & agencies	$	1,232	$	(2	)	$	2,773	$	(14	)	$	4,005	$	(16	)
Obligations of state and political subdivisions		3,444		(25	)		—		—			3,444		(25	)
Residential mortgage-backed securities and collateralized mortgage obligations		2,590		(37	)		293		(5	)		2,883		(42	)
Other asset-backed securities		6,233		(154	)		—		—			6,233		(154	)
Total temporarily impaired securities	$	13,499	$	(218	)	$	3,066	$	(19	)	$	16,565	$	(237	)

	As of December 31, 2019
	Less Than 12 Months					12 Months or More					Total
	Fair		Unrealized			Fair		Unrealized			Fair		Unrealized
(Amounts in thousands)	Values		Losses			Values		Losses			Values		Losses
Available-for-sale securities:
U.S. government & agencies	$	6,473	$	(25	)	$	380	$	(2	)	$	6,853	$	(27	)
Obligations of state and political subdivisions		2,249		(26	)		—		—			2,249		(26	)
Residential mortgage-backed securities and collateralized mortgage obligations		31,817		(207	)		22,166		(235	)		53,983		(442	)
Corporate securities		—		—			955		(45	)		955		(45	)
Commercial mortgage-backed securities		1,464		(1	)		4,549		(39	)		6,013		(40	)
Other asset-backed securities		3,011		(8	)		—		—			3,011		(8	)
Total temporarily impaired securities	$	45,014	$	(267	)	$	28,050	$	(321	)	$	73,064	$	(588	)