SECURITIES (Tables)

3 Months Ended

Mar. 31, 2017

Components of Available for Sale Portfolio

Components of the available for sale portfolio are as follows:

	March 31, 2017
			Gross		Gross
	Amortized		unrealized		unrealized			Fair
	cost		gains		losses			value
	(Dollars in thousands)
Available for Sale
U.S. Treasury and government sponsored entities' securities	$	182,855	$	234	$	(1,436	)	$	181,653
States of the U.S. and political subdivisions		59,264		10		(1,410	)		57,864
Mortgage-backed GSE securities: residential		97,045		61		(789	)		96,317
Total	$	339,164	$	305	$	(3,635	)	$	335,834

	December 31, 2016
			Gross		Gross
	Amortized		unrealized		unrealized			Fair
	cost		gains		losses			value
	(Dollars in thousands)
Available for Sale
U.S. Treasury and government sponsored entities' securities	$	188,082	$	172	$	(2,221	)	$	186,033
States of the U.S. and political subdivisions		59,415		3		(1,661	)		57,757
Mortgage-backed GSE securities: residential		100,602		50		(1,158	)		99,494
Total	$	348,099	$	225	$	(5,040	)	$	343,284

Components of Held to Maturity Securities Portfolio

Components of held to maturity securities portfolio are as follows:

	March 31, 2017
			Gross		Gross
	Amortized		unrecognized		unrecognized			Fair
	cost		gains		losses			value
	(Dollars in thousands)
Held to maturity
Mortgage-backed GSE securities: residential	$	82,076	$	—	$	(1,203	)	$	80,873
States of the U.S. and political subdivisions		12,447		17		(40	)		12,424
Total	$	94,523	$	17	$	(1,243	)	$	93,297

	December 31, 2016
			Gross		Gross
	Amortized		unrecognized		unrecognized			Fair
	cost		gains		losses			value
	(Dollars in thousands)
Held to maturity
Mortgage-backed GSE securities: residential	$	85,065	$	—	$	(1,300	)	$	83,765
States of the U.S. and political subdivisions		12,454		17		(86	)		12,385
Total	$	97,519	$	17	$	(1,386	)	$	96,150

Available For Sale Securities [Member]

Debt Securities by Contractual Maturity

Debt securities available for sale by contractual maturity, repricing or expected call date are shown below:

	March 31, 2017
	Amortized cost		Fair value
	(Dollars in thousands)
Due in one year or less	$	—	$	—
Due after one year through five years		—		—
Due after five years through ten years		183,271		182,068
Due after ten years		58,848		57,449
Mortgage-backed GSE securities: residential		97,045		96,317
Total	$	339,164	$	335,834

Securities Available for Sale and Held to Maturity in Unrealized and Unrecognized Loss Position

Securities available for sale that have been in an unrealized loss position for less than twelve months or twelve months or more at March 31, 2017 are as follows:

	March 31, 2017
	Less than 12 months					12 months or more				Total
	Fair		Unrealized loss			Fair		Unrealized		Fair		Unrealized
	value		Loss			value		Loss		value		Loss
	(Dollars in thousands)
Description of securities:
U.S. Treasury and government sponsored entities	$	161,215	$	(1,436	)	$	—	$	—	$	161,215	$	(1,436	)
States of the U.S. and political subdivisions		47,500		(1,410	)		—		—		47,500		(1,410	)
Mortgage-backed GSE securities: residential		82,490		(789	)		—		—		82,490		(789	)
Total temporarily impaired securities	$	291,205	$	(3,635	)	$	—	$	—	$	291,205	$	(3,635	)

Securities available for sale that have been in an unrealized loss position for less than twelve months or twelve months or more at December 31, 2016 are as follows:

	December 31, 2016
	Less than 12 months					12 months or more				Total
	Fair		Unrealized loss			Fair		Unrealized		Fair		Unrealized
	value		Loss			value		Loss		value		Loss
	(Dollars in thousands)
Description of securities:
U.S. Treasury and government sponsored entities	$	171,411	$	(2,221	)	$	—	$	—	$	171,411	$	(2,221	)
States of the U.S. and political subdivisions		53,283		(1,661	)		—		—		53,283		(1,661	)
Mortgage-backed GSE securities: residential		98,775		(1,158	)		—		—		98,775		(1,158	)
Total temporarily impaired securities	$	323,469	$	(5,040	)	$	—	$	—	$	323,469	$	(5,040	)

Held To Maturity Securities [Member]

Debt Securities by Contractual Maturity

Debt securities held to maturity by contractual maturity, repricing or expected call date are shown below:

	March 31, 2017
	Amortized cost		Fair value
	(Dollars in thousands)
Due in one year or less	$	3,200	$	3,202
Due after one year through five years		—		—
Due after five years through ten years		5,775		5,761
Due after ten years		3,472		3,461
Mortgage-backed GSE securities: residential		82,076		80,873
Total	$	94,523	$	93,297

Securities Available for Sale and Held to Maturity in Unrealized and Unrecognized Loss Position

Securities held to maturity that have been in an unrecognized loss position for less than twelve months or twelve months or more are as follows:

	March 31, 2017
	Less than 12 months					12 months or more					Total
	Fair		Unrealized loss			Fair		Unrealized			Fair		Unrealized
	value		Loss			value		Loss			value		Loss
	(Dollars in thousands)
Description of securities:
Mortgage-backed GSE securities: residential	$	55,341	$	(1,071	)	$	25,532	$	(1,312	)	$	80,873	$	(2,383	)
States of the U.S. and political subdivisions		6,245		(40	)		—		—			6,245		(40	)
Total temporarily impaired securities	$	61,586	$	(1,111	)	$	25,532	$	(1,312	)	$	87,118	$	(2,423	)
	December 31, 2016
	Less than 12 months					12 months or more					Total
	Fair		Unrealized loss			Fair		Unrealized			Fair		Unrealized
	value		Loss			value		Loss			value		Loss
	(Dollars in thousands)
Description of securities:
Mortgage-backed GSE securities: residential	$	57,340	$	(1,243	)	$	26,426	$	(1,287	)	$	83,766	$	(2,530	)
States of the U.S. and political subdivisions		7,416		(86	)							7,416		(86	)
Total temporarily impaired securities	$	64,756	$	(1,329	)	$	26,426	$	(1,287	)	$	91,182	$	(2,616	)