Securities (Tables)

3 Months Ended

Mar. 31, 2016

Securities

Summary of available for sale securities

	March 31, 2016
			Gross		Gross
	Amortized		Unrealized		Unrealized
(Dollars in thousands)	Cost		Gains		Losses		Fair Value
U.S. government agencies and corporations	$	16,159	$	22	$	(5)	$	16,176
Mortgage-backed securities		75,044		1,245		(11)		76,278
Obligations of states and political subdivisions		117,999		5,898		(95)		123,802
	$	209,202	$	7,165	$	(111)	$	216,256

	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

	March 31, 2016
	Amortized
(Dollars in thousands)	Cost		Fair Value
Due in one year or less	$	26,642	$	26,943
Due after one year through five years		133,804		138,273
Due after five years through ten years		35,801		37,102
Due after ten years		12,955		13,938
	$	209,202	$	216,256

Schedule of securities in an unrealized loss position

Securities in an unrealized loss position at March 31, 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	$	—	$	—	$	994	$	5	$	994	$	5
Mortgage-backed securities		1,969		3		2,223		8		4,192		11
Obligations of states and political subdivisions		2,882		17		3,816		78		6,698		95
Total temporarily impaired securities	$	4,851	$	20	$	7,033	$	91	$	11,884	$	111

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