Note 3 - Debt Securities (Tables)

12 Months Ended

Dec. 31, 2019

Notes Tables

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

	December 31, 2019
	Amortized		Unrealized		Unrealized			Fair
	Cost		Gains		Losses			Value
(Amounts in thousands)
U.S. Agency securities	$	5,038	$	-	$	(4	)	$	5,034
Municipal securities		85,992		886		-			86,878
Mortgage-backed Agency securities		77,448		380		(166	)		77,662
Total	$	168,478	$	1,266	$	(170	)	$	169,574

	December 31, 2018
	Amortized		Unrealized		Unrealized			Fair
	Cost		Gains		Losses			Value
(Amounts in thousands)
U.S. Agency securities	$	1,108	$	5	$	-		$	1,113
U.S. Treasury securities		19,970		-		(10	)		19,960
Municipal securities		96,886		912		(509	)		97,289
Single issue trust preferred securities		-		-		-			-
Mortgage-backed Agency securities		35,513		14		(773	)		34,754
Total	$	153,477	$	931	$	(1,292	)	$	153,116

Investments Classified by Contractual Maturity Date [Table Text Block]

(Amounts in thousands)	U.S. Agency Securities		U.S. Treasury Securities		Municipal Securities		Total
Amortized cost maturity:
One year or less	$	-	$	-	$	-	$	-
After one year through five years		-		-		28,739		28,739
After five years through ten years		1,941		-		48,941		50,882
After ten years		3,097		-		8,312		11,409
Amortized cost	$	5,038	$	-	$	85,992		91,030
Mortgage-backed securities								77,448
Total amortized cost							$	168,478
Fair value maturity:
One year or less	$	-	$	-	$	-	$	-
After one year through five years		-		-		29,049		29,049
After five years through ten years		1,937		-		49,517		51,454
After ten years		3,097		-		8,312		11,409
Fair value	$	5,034	$	-	$	86,878		91,912
Mortgage-backed securities								77,662
Total fair value							$	169,574

(Amounts in thousands)	U.S. Agency Securities		Corporate Notes		Total
Amortized cost maturity:
One year or less	$	17,887	$	7,126	$	25,013
After one year through five years		-		-		-
After five years through ten years		-		-		-
After ten years		-		-		-
Total amortized cost	$	17,887	$	7,126	$	25,013
Fair value maturity:
One year or less	$	17,867	$	7,123	$	24,990
After one year through five years		-		-		-
After five years through ten years		-		-		-
After ten years		-		-		-
Total fair value	$	17,867	$	7,123	$	24,990

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

	December 31, 2018
	Amortized		Unrealized		Unrealized			Fair
	Cost		Gains		Losses			Value
(Amounts in thousands)
U.S. Agency securities	$	17,887	$	-	$	(20	)	$	17,867
Corporate securities		7,126		-		(3	)		7,123
Total	$	25,013	$	-	$	(23	)	$	24,990

Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value [Table Text Block]

	December 31, 2019
	Less than 12 Months					12 Months or Longer					Total
	Fair		Unrealized			Fair		Unrealized			Fair		Unrealized
	Value		Losses			Value		Losses			Value		Losses
(Amounts in thousands)
U.S. Agency securities	$	975	$	(4	)	$	-	$	-		$	975	$	(4	)
Municipal securities		-		-			-		-			-		-
Mortgage-backed Agency securities		8,020		(48	)		8,319		(118	)		16,339		(166	)
Total	$	8,995	$	(52	)	$	8,319	$	(118	)	$	17,314	$	(170	)

	December 31, 2018
	Less than 12 Months					12 Months or Longer					Total
	Fair		Unrealized			Fair		Unrealized			Fair		Unrealized
	Value		Losses			Value		Losses			Value		Losses
(Amounts in thousands)
U.S. Treasury securities		19,960		(10	)		-		-			19,960		(10	)
Municipal securities		7,116		(62	)		18,081		(447	)		25,197		(509	)
Mortgage-backed Agency securities		15,762		(99	)		15,344		(674	)		31,106		(773	)
Total	$	42,838	$	(171	)	$	33,425	$	(1,121	)	$	76,263	$	(1,292	)

Schedule of Held to Maturity Debt Securities [Table Text Block]

	December 31, 2018
	Less than 12 Months				12 Months or Longer					Total
	Fair		Unrealized		Fair		Unrealized			Fair		Unrealized
	Value		Losses		Value		Losses			Value		Losses
(Amounts in thousands)
U.S. Agency securities	$	-	$	-	$	17,867	$	(20	)	$	17,867	$	(20	)
Corporate securities		-		-		7,123		(3	)		7,123		(3	)
Total	$	-	$	-	$	24,990	$	(23	)	$	24,990	$	(23	)

Realized Gain (Loss) on Investments [Table Text Block]

	Year Ended December 31,
	2019			2018			2017
(Amounts in thousands)
Gross realized gains	$	67		$	-		$	-
Gross realized losses		(110	)		(618	)		(661	)
Net loss on sale of securities	$	(43	)	$	(618	)	$	(661	)