Investment Securities (Tables)

6 Months Ended

Jun. 30, 2018

Amortized Cost and Fair Value of Securities Available For Sale

The amortized cost and fair value of the securities available for sale are as follows:

	June 30, 2018
(dollars in thousands)	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses		Fair Value

U.S. government sponsored enterprises	$	154,863		-		4,159		150,704
State and political subdivisions		515		9		-		524
Mortgage backed securities and collateralized mortgage obligations		294,398		62		11,208		283,252
Corporate bonds		30,132		-		155		29,977
Small Business Administration - guaranteed participation securities		63,995		-		2,119		61,876
Other		685		-		-		685
Total securities available for sale	$	544,588		71		17,641		527,018

	December 31, 2017
(dollars in thousands)	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses		Fair Value



U.S. government sponsored enterprises	$	139,890		27		2,066		137,851
State and political subdivisions		515		10		-		525
Mortgage backed securities and collateralized mortgage obligations		330,424		84		4,825		325,683
Corporate bonds		40,270		-		108		40,162
Small Business Administration - guaranteed participation securities		68,921		-		1,862		67,059
Other		685		-		-		685
Total securities available for sale	$	580,705		121		8,861		571,965

Securities, Available-for-sale and Held-to-maturity [Abstract]

Amortized Cost and Fair Value of Held to Maturity Securities

The amortized cost and fair value of the held to maturity securities are as follows:

	June 30, 2018
(dollars in thousands)	Amortized Cost		Gross Unrecognized Gains		Gross Unrecognized Losses		Fair Value

Mortgage backed securities and collateralized mortgage obligations	$	24,730		700		127		25,303
Total held to maturity	$	24,730		700		127		25,303

	December 31, 2017
(dollars in thousands)	Amortized Cost		Gross Unrecognized Gains		Gross Unrecognized Losses		Fair Value

Mortgage backed securities and collateralized mortgage obligations	$	27,551		1,150		-		28,701
Total held to maturity	$	27,551		1,150		-		28,701

Securities Available for Sale [Member]

Securities, Available-for-sale and Held-to-maturity [Abstract]

Debt Securities Based on Securities Contractual Maturity

The following table distributes the debt securities included in the available for sale portfolio as of June 30, 2018, based on the securities’ final maturity. Actual maturities may differ because of securities prepayments and the right of certain issuers to call or prepay their obligations without penalty. Securities not due at a single maturity date are presented separately:

(dollars in thousands)	Amortized Cost		Fair Value
Due in one year or less	$	10,709		10,642
Due in one year through five years		165,392		161,227
Due after five years through ten years		10,094		10,021
Mortgage backed securities and collateralized mortgage obligations		294,398		283,252
Small Business Administration - guaranteed participation securities		63,995		61,876
	$	544,588		527,018

Gross Unrealized Losses on Investment Securities and Related Fair Values in Unrealized Loss Position

Gross unrealized losses on securities available for sale and the related fair values aggregated by the length of time that individual securities have been in an unrealized loss position, were as follows:

	June 30, 2018
(dollars in thousands)	Less than 12 months				12 months or more				Total
	Fair Value		Gross Unreal. Loss		Fair Value		Gross Unreal. Loss		Fair Value		Gross Unreal. Loss

U.S. government sponsored enterprises	$	68,671		1,302		82,034		2,857		150,705		4,159
Mortgage backed securities and collateralized mortgage obligations		34,750		1,061		247,070		10,147		281,820		11,208
Corporate bonds		14,993		88		9,984		67		24,977		155
Small Business Administration - guaranteed participation securities		-		-		61,876		2,119		61,876		2,119
Total	$	118,414		2,451		400,964		15,190		519,378		17,641

	December 31, 2017
(dollars in thousands)	Less than 12 months				12 months or more				Total
	Fair Value		Gross Unreal. Loss		Fair Value		Gross Unreal. Loss		Fair Value		Gross Unreal. Loss
U.S. government sponsored enterprises	$	29,734		266		98,090		1,800		127,824		2,066
Mortgage backed securities and collateralized mortgage obligations		48,080		371		276,094		4,454		324,174		4,825
Corporate bonds		-		-		40,162		108		40,162		108
Small Business Administration - guaranteed participation securities		-		-		67,059		1,862		67,059		1,862
Total	$	77,814		637		481,405		8,224		559,219		8,861

Held to Maturity Securities [Member]

Securities, Available-for-sale and Held-to-maturity [Abstract]

Debt Securities Based on Securities Contractual Maturity

The following table distributes the debt securities included in the held to maturity portfolio as of June 30, 2018, based on the securities’ final maturity. Actual maturities may differ because of securities prepayments and the right of certain issuers to call or prepay their obligations without penalty. Securities not due at a single maturity date are presented separately:

(dollars in thousands)	Amortized Cost		Fair Value
Mortgage backed securities and collateralized mortgage obligations	$	24,730		25,303
Total held to maturity	$	24,730		25,303

Gross Unrealized Losses on Investment Securities and Related Fair Values in Unrealized Loss Position

Gross unrecognized losses on securities held to maturity and the related fair values aggregated by the length of time that individual securities have been in an unrecognized loss position, were as follows:

(dollars in thousands)	June 30, 2018
	Less than 12 months				12 months or more				Total
	Fair Value		Gross Unrec. Loss		Fair Value		Gross Unrec. Loss		Fair Value		Gross Unrec. Loss
Mortgage backed securities and collateralized mortgage obligations	$	12,072		127		-		-		12,072		127
Total	$	12,072		127		-		-		12,072		127