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Investment Securities (Tables)

12 Months Ended

Dec. 31, 2017

Investment Securities [Abstract]

Summary of amortized costs and fair value of investment securities

									December 31, 2017
		Amortized					Gross Unrealized		Fair
(dollars in thousands)		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		$	68,181		185		763		67,603
									December 31, 2016
		Amortized					Gross Unrealized		Fair
		Cost			Gains		Losses		Value
Available for sale
US government agencies		$	6,271		1		113		6,159
SBA securities			1,453		-		16		1,437
State and political subdivisions			20,625		141		292		20,474
Mortgage-backed securities
FHLMC			10,922		-		185		10,737
FNMA			24,827		19		277		24,569
GNMA			1,146		2		44		1,104
Total mortgage-backed securities			36,895		21		506		36,410
Total		$	65,244		163		927		64,480

Summary of amortized costs and fair values of investment securities available for sale by contractual maturity

									December 31,
					2017				2016
		Amortized			Fair		Amortized		Fair
(dollars in thousands)		Cost			Value		Cost		Value
Available for sale
Due within one year		$	1,435		1,427		-		-
Due after one through five years			2,677		2,666		3,303		3,268
Due after five through ten years			24,796		24,645		26,234		25,976
Due after ten years			39,273		38,865		35,707		35,236
		$	68,181		67,603		65,244		64,480

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

				Less than 12 months								12 months or longer											Total
				Fair			Unrealized					Fair			Unrealized					Fair			Unrealized
(dollars in thousands)		#		value			losses			#		value			losses			#		value			losses
As of December 31, 2017
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
FHLMC		3			2,897			26		7			6,056			123		10			8,953			149
FNMA		11			14,345			135		13			14,597			251		24			29,940			386
GNMA		2			2,270			40		1			971			42		3			2,243			82
		25		$	27,846		$	245		28		$	27,511		$	518		53		$	55,357		$	763

				Less than 12 months								12 months or longer											Total
				Fair			Unrealized					Fair			Unrealized					Fair			Unrealized
		#		value			losses			#		value			losses			#		value			losses
As of December 31, 2016
Available for sale
US government agencies		5		$	5,144		$	113		-		$	-		$	-		5		$	5,144		$	113
SBA securities		1			1,437			16		-			-			-		1			1,437			16
State and political subdivisions		32			13,936			292		-			-			-		32			13,936			292
Mortgage-backed
FHLMC		10			10,737			185		-			-			-		10			10,737			185
FNMA		14			15,478			247		2			3,991			30		16			19,469			277
GNMA		1			1,077			44		-			-			-		1			1,077			44
		63		$	47,809		$	897		2		$	3,991		$	30		65		$	51,800		$	927

Summary of other investments

					December 31,
(dollars in thousands)		2017			2016
Federal Home Loan Bank stock		$	3,754		5,173
Other investments			305		166
Investment in Trust Preferred subsidiaries			403		403
		$	4,462		5,742

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Tabular disclosure of maturities of an entity's investments as well as any other information pertinent to the investments.

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Tabular disclosure of the reconciliation of available-for-sale securities from cost basis to fair value.

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- Definition

Tabular disclosure of other investments not readily marketable, including, but not limited to, description of investment, fair value and value as measured by quoted price.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 940
-SubTopic 820
-Section 50
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-URI http://asc.fasb.org/extlink&oid=35710923&loc=d3e45360-110995

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For all investments in an unrealized loss position, including those for which other-than-temporary impairments have not been recognized in earnings (including investments for which a portion of an other-than-temporary impairment has been recognized in other comprehensive income), a tabular disclosure of the aggregate related fair value of investments with unrealized losses and the aggregate amount of unrealized losses (that is, the amount by which amortized cost basis exceeds fair value).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 6
-URI http://asc.fasb.org/extlink&oid=82897076&loc=d3e27290-111563

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