Note 2 - Investment Securities (Tables)

3 Months Ended

Mar. 31, 2021

Notes Tables

Marketable Securities [Table Text Block]

			Gross		Gross
	Amortized		Unrealized		Unrealized		Fair
(In thousands)	Cost		Gains		Losses		Value
March 31, 2021
Securities available for sale:
Agency mortgage-backed securities	$	68,008	$	1,108	$	96	$	69,020
Agency CMO		14,342		275		16		14,601
Other debt securities:
Agency notes and bonds		98,034		965		566		98,433
Municipal obligations		128,251		4,060		825		131,486
Total securities available for sale	$	308,635	$	6,408	$	1,503	$	313,540

December 31, 2020
Securities available for sale:
Agency mortgage-backed securities	$	59,997	$	1,362	$	-	$	61,359
Agency CMO		20,842		218		30		21,030
Other debt securities:
Agency notes and bonds		80,359		1,175		3		81,531
Municipal obligations		113,511		6,075		4		119,582
Total securities available for sale	$	274,709	$	8,830	$	37	$	283,502

Investments Classified by Contractual Maturity Date [Table Text Block]

	Securities Available for Sale
	Amortized		Fair
	Cost		Value
(In thousands)
Due in one year or less	$	19,508	$	19,588
Due after one year through five years		87,758		88,430
Due after five years through
ten years		39,063		40,371
Due after ten years		79,956		81,530
		226,285		229,919
Mortgage-backed securities and
CMO		82,350		83,621
	$	308,635	$	313,540

Schedule of Unrealized Loss on Investments [Table Text Block]

	Number of				Gross
	Investment		Fair		Unrealized
	Positions		Value		Losses
(Dollars in thousands)
Continuous loss position less than twelve months:
Agency mortgage-backed securities		5	$	8,721	$	96
Agency CMO		4		1,935		16
Agency notes and bonds		13		42,432		566
Municipal obligations		52		35,888		825
Total less than twelve months		74		88,976		1,503
Continuous loss position more than twelve months:		-		-		-
Total securities available for sale		74	$	88,976	$	1,503

	Number of				Gross
	Investment		Fair		Unrealized
	Positions		Value		Losses
(Dollars in thousands)
Continuous loss position less than twelve months:
Agency CMO		12	$	6,189	$	18
Agency notes and bonds		2		5,997		3
Municipal obligations		2		1,303		4
Total less than twelve months		16		13,489		25
Continuous loss position more than twelve months:
Agency CMO		4		1,589		12
Total more than twelve months		4		1,589		12
Total securities available for sale		20	$	15,078	$	37