Investment Securities (Tables)

9 Months Ended

Sep. 30, 2018

Investment Securities [Abstract]

Summary of amortized costs and fair value of investment securities

	September 30, 2018
		Amortized	Gross Unrealized		Fair
(dollars in thousands)		Cost	Gains	Losses	Value
Available for sale
US government agencies	$	8,981	2	349	8,634
SBA securities		3,635	-	163	3,472
State and political subdivisions		8,460	39	127	8,372
Asset-backed securities		6,583	13	10	6,586
Mortgage-backed securities
FHLMC		8,012	-	361	7,651
FNMA		30,100	1	933	29,168
GNMA		3,168	1	166	3,003
Total mortgage-backed securities		41,280	2	1,460	39,822
Total investment securities available for sale	$	68,939	56	2,109	66,886
	December 31, 2017
		Amortized	Gross Unrealized		Fair
		Cost	Gains	Losses	Value
Available for sale
US government agencies	$	8,749	1	97	8,653
SBA securities		4,087	-	24	4,063
State and political subdivisions		11,242	179	25	11,396
Mortgage-backed securities
FHLMC		9,102	-	149	8,953
FNMA		29,383	3	386	29,000
GNMA		5,618	2	82	5,538
Total mortgage-backed securities		44,103	5	617	43,491
Total investment securities available for sale	$	68,181	185	763	67,603

Summary of fair values investment securities available for contractual maturities

	September 30, 2018
	Less than one year			One to five years		Five to ten years		Over ten years		Total
(dollars in thousands)	Amount		Yield	Amount	Yield	Amount	Yield	Amount	Yield	Amount	Yield
Available for sale
US government agencies	$	-	-	2,625	2.12%	6,009	2.75%	-	-	8,634	2.56%
SBA securities		-	-	-	-	-	-	3,472	2.67%	3,472	2.67%
State and political subdivisions		-	-	816	2.60%	4,186	3.09%	3,370	2.83%	8,372	2.94%
Asset-backed securities		-	-	-	-	-	-	6,586	2.91%	6,586	2.91%
Mortgage-backed securities		-	-	3,925	1.83%	9,119	1.80%	26,778	2.48%	39,822	2.26%
Total	$	-	-	7,366	2.02%	19,314	2.37%	40,206	2.59%	66,886	2.47%
	December 31, 2017
	Less than one year			One to five years		Five to ten years		Over ten years		Total
	Amount		Yield	Amount	Yield	Amount	Yield	Amount	Yield	Amount	Yield
Available for sale
US government agencies	$	995	1.15%	1,503	2.04%	6,155	2.40%	-	-	8,653	2.20%
SBA securities		-	-	-	-	-	-	4,063	2.45%	4,063	2.45%
State and political subdivisions		-	-	1,163	1.96%	7,162	2.84%	3,071	2.76%	11,396	2.73%
Mortgage-backed securities		432	0.99%	-	-	11,328	1.84%	31,731	2.06%	43,491	1.99%
Total	$	1,427	1.10%	2,666	1.59%	24,645	2.27%	38,865	2.15%	67,603	2.17%

Summary of gross unrealized losses on investment securities and fair market value of related securities

	September 30, 2018
		Less than 12 months						12 months or longer						Total
		Fair		Unrealized			Fair		Unrealized			Fair		Unrealized
(dollars in thousands)	#	value		losses		#	value		losses		#	value		losses
Available for sale
US government agencies	3	$	3,368	$	86	6	$	4,764	$	263	9	$	8,132	$	349
SBA securities	-		-		-	2		3,472		163	2		3,472		163
State and political subdivisions	4		3,491		48	5		1,935		79	9		5,426		127
Asset-backed securities	2		3,474		10	-		-		-	2		3,474		10
Mortgage-backed securities
FHLMC	-		-		-	10		7,651		361	10		7,651		361
FNMA	4		5,476		60	23		23,656		873	27		29,132		933
GNMA	1		1,206		70	2		1,776		96	3		2,982		166
Total	14	$	17,015	$	274	48	$	43,254	$	1,835	62	$	60,269	$	2,109
	December 31, 2017
		Less than 12 months					12 months or longer							Total
		Fair		Unrealized			Fair		Unrealized			Fair		Unrealized
	#	value		losses		#	value		losses		#	value		losses
Available for sale
US government agencies	5	$	4,184	$	22	4	$	3,968	$	75	9	$	8,152	$	97
SBA securities	1		2,936		13	1		1,127		11	2		4,063		24
State and political subdivisions	3		1,214		9	2		792		16	5		2,006		25
Mortgage-backed securities
FHLMC	3		2,897		26	7		6,056		123	10		8,953		149
FNMA	11		14,345		135	13		14,597		251	24		28,942		386
GNMA	2		2,270		40	1		971		42	3		3,241		82
Total	25	$	27,846	$	245	28	$	27,511	$	518 53		$	55,357	$	763

Summary of other investments

(dollars in thousands)	September 30, 2018		December 31, 2017
Federal Home Loan Bank stock	$	4,373	3,754
Investment in Trust Preferred securities		403	403
Other investments		153	305
Total other investments	$	4,929	4,462