Note 7 - Investment and Equity Securities (Tables)

9 Months Ended

Sep. 30, 2022

Notes Tables

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

	September 30, 2022
			Gross		Gross
	Amortized		Unrealized		Unrealized			Fair
(Dollar amounts in thousands)	Cost		Gains		Losses			Value
Subordinated debt	$	32,300	$	6	$	(1,793	)	$	30,513
Obligations of states and political subdivisions:
Taxable		500		-		-			500
Tax-exempt		152,297		24		(29,107	)		123,214
Mortgage-backed securities in  government-sponsored entities		8,714		4		(881	)		7,837
Total	$	193,811	$	34	$	(31,781	)	$	162,064

	December 31, 2021
			Gross		Gross
	Amortized		Unrealized		Unrealized			Fair
(Dollar amounts in thousands)	Cost		Gains		Losses			Value
Subordinated debt	$	32,300	$	356	$	(119	)	$	32,537
Obligations of states and political subdivisions:
Taxable		500		2		-			502
Tax-exempt		122,877		4,307		(341	)		126,843
Mortgage-backed securities in government-sponsored entities		10,140		257		(80	)		10,317
Total	$	165,817	$	4,922	$	(540	)	$	170,199

Investments Classified by Contractual Maturity Date [Table Text Block]

	Amortized		Fair
(Dollar amounts in thousands)	Cost		Value
Due in one year or less	$	601	$	603
Due after one year through five years		2,709		2,671
Due after five years through ten years		45,209		42,783
Due after ten years		145,292		116,007
Total	$	193,811	$	162,064

Schedule of Unrealized Loss on Investments [Table Text Block]

	September 30, 2022
	Less than Twelve Months					Twelve Months or Greater					Total
			Gross					Gross					Gross
	Fair		Unrealized			Fair		Unrealized			Fair		Unrealized
(Dollar amounts in thousands)	Value		Losses			Value		Losses			Value		Losses
Subordinated debt	$	21,957	$	(993	)	$	8,050	$	(800	)	$	30,007	$	(1,793	)
Obligations of states and political subdivisions:
Tax-exempt		104,880		(24,096	)		11,242		(5,011	)		116,122		(29,107	)
Mortgage-backed securities in government-sponsored entities		5,954		(533	)		1,332		(348	)		7,286		(881	)
Total	$	132,791	$	(25,622	)	$	20,624	$	(6,159	)	$	153,415	$	(31,781	)

	December 31, 2021
	Less than Twelve Months					Twelve Months or Greater					Total
			Gross					Gross					Gross
	Fair		Unrealized			Fair		Unrealized			Fair		Unrealized
(Dollar amounts in thousands)	Value		Losses			Value		Losses			Value		Losses
Subordinated debt	$	9,150	$	(100	)	$	731	$	(19	)	$	9,881	$	(119	)
Obligations of states and political subdivisions:
Tax-exempt		24,273		(341	)		-		-			24,273		(341	)
Mortgage-backed securities in government-sponsored entities		-		-			1,980		(80	)		1,980		(80	)
Total	$	33,423	$	(441	)	$	2,711	$	(99	)	$	36,134	$	(540	)