Securities (Tables)

9 Months Ended

Sep. 30, 2016

Securities

Summary of available for sale securities

	September 30, 2016
			Gross		Gross
	Amortized		Unrealized		Unrealized
(Dollars in thousands)	Cost		Gains		Losses		Fair Value
U.S. government agencies and corporations	$	14,032	$	22	$	(2)	$	14,052
Mortgage-backed securities		68,870		1,493		(3)		70,360
Obligations of states and political subdivisions		115,776		5,113		(69)		120,820
	$	198,678	$	6,628	$	(74)	$	205,232

	December 31, 2015
			Gross		Gross
	Amortized		Unrealized		Unrealized
(Dollars in thousands)	Cost		Gains		Losses		Fair Value
U.S. government agencies and corporations	$	18,759	$	—	$	(258)	$	18,501
Mortgage-backed securities		76,957		513		(443)		77,027
Obligations of states and political subdivisions		118,389		5,640		(81)		123,948
	$	214,105	$	6,153	$	(782)	$	219,476

Schedule of amortized cost and estimated fair value of securities, by contractual maturity date

	September 30, 2016
	Amortized
(Dollars in thousands)	Cost		Fair Value
Due in one year or less	$	26,880	$	27,169
Due after one year through five years		137,448		142,067
Due after five years through ten years		24,905		25,817
Due after ten years		9,445		10,179
	$	198,678	$	205,232

Schedule of securities in an unrealized loss position

Securities in an unrealized loss position at September 30, 2016, by duration of the period of the unrealized loss, are shown below.

	Less Than 12 Months				12 Months or More				Total
	Fair		Unrealized		Fair		Unrealized		Fair		Unrealized
(Dollars in thousands)	Value		Loss		Value		Loss		Value		Loss
U.S. government agencies and corporations	$	3,076	$	2	$	—	$	—	$	3,076	$	2
Mortgage-backed securities		903		1		703		2		1,606		3
Obligations of states and political subdivisions		8,092		52		1,926		17		10,018		69
Total temporarily impaired securities	$	12,071	$	55	$	2,629	$	19	$	14,700	$	74

Securities in an unrealized loss position at December 31, 2015, by duration of the period of the unrealized loss, are shown below.

	Less Than 12 Months				12 Months or More				Total
	Fair		Unrealized		Fair		Unrealized		Fair		Unrealized
(Dollars in thousands)	Value		Loss		Value		Loss		Value		Loss
U.S. government agencies and corporations	$	9,530	$	69	$	8,971	$	189	$	18,501	$	258
Mortgage-backed securities		27,085		397		2,252		46		29,337		443
Obligations of states and political subdivisions		5,157		32		4,666		49		9,823		81
Total temporarily impaired securities	$	41,772	$	498	$	15,889	$	284	$	57,661	$	782