SECURITIES (Tables)

6 Months Ended

Jun. 30, 2016

Investments, Debt and Equity Securities [Abstract]

Amortized Cost and Fair Value of Securities Available for Sale and Held for Investment

The amortized cost and fair value of securities available for sale and held for investment at June 30, 2016 and December 31, 2015 are summarized as follows:

	June 30, 2016
	Gross		Gross		Gross
	Amortized		Unrealized		Unrealized		Fair
(Dollars in thousands)	Cost		Gains		Losses		Value
SECURITIES AVAILABLE FOR SALE
U.S. Treasury securities and obligations of U.S. Government Sponsored Entities	$	13,207	$	353	$	0	$	13,560
Mortgage-backed securities of U.S. Government Sponsored Entities		202,580		4,283		(99)		206,764
Collateralized mortgage obligations of U.S. Government Sponsored Entities		282,426		3,312		(744)		284,994
Private mortgage backed securities		32,668		0		(782)		31,886
Private collateralized mortgage obligations		78,202		605		(1,059)		77,748
Collateralized loan obligations		124,617		18		(1,616)		123,019
Obligations of state and political subdivisions		60,936		3,499		0		64,435
Corporate and other debt securities		76,845		948		(94)		77,699
Private commercial mortgage backed securities		43,291		519		(355)		43,455
	$	914,772	$	13,537	$	(4,749)	$	923,560
SECURITIES HELD FOR INVESTMENT
Mortgage-backed securities of U.S. Government Sponsored Entities	$	182,956	$	4,068	$	0	$	187,024
Collateralized mortgage obligations of U.S. Government Sponsored Entities		170,102		2,743		(87)		172,758
Collateralized loan obligations		41,444		0		(3,401)		38,043
Private collateralized mortgage obligations		7,068		0		(141)		6,927
	$	401,570	$	6,811	$	(3,629)	$	404,752

	December 31, 2015
	Gross		Gross		Gross
	Amortized		Unrealized		Unrealized		Fair
(Dollars in thousands)	Cost		Gains		Losses		Value
SECURITIES AVAILABLE FOR SALE
U.S. Treasury securities and obligations of U.S. Government Sponsored Entities	$	3,833	$	78	$	0	$	3,911
Mortgage-backed securities of U.S. Government Sponsored Entities		192,224		847		(1,322)		191,749
Collateralized mortgage obligations of U.S. Government Sponsored Entities		242,620		470		(4,900)		238,190
Private mortgage backed securities		32,558		0		(766)		31,792
Private collateralized mortgage obligations		77,965		700		(708)		77,957
Collateralized loan obligations		124,477		0		(1,894)		122,583
Obligations of state and political subdivisions		39,119		882		(110)		39,891
Corporate and other debt securities		44,652		37		(416)		44,273
Private commercial mortgage backed securities		41,127		13		(720)		40,420
	$	798,575	$	3,027	$	(10,836)	$	790,766
SECURITIES HELD FOR INVESTMENT
Mortgage-backed securities of U.S. Government Sponsored Entities	$	64,993	$	574	$	(16)	$	65,551
Collateralized mortgage obligations of U.S. Government Sponsored Entities		89,265		581		(406)		89,440
Collateralized loan obligations		41,300		0		(1,360)		39,940
Private collateralized mortgage obligations		7,967		0		(85)		7,882
	$	203,525	$	1,155	$	(1,867)	$	202,813

Amortized Cost and Fair Value of Securities by Contractual Maturity

The amortized cost and fair value of securities at June 30, 2016, by contractual maturity, are shown below. Expected maturities will differ from contractual maturities because prepayments of the underlying collateral for these securities may occur, due to the right to call or repay obligations with or without call or prepayment penalties.

	Held for Investment				Available for Sale
	Amortized		Fair		Amortized		Fair
(Dollars in thousands)	Cost		Value		Cost		Value
Due in less than one year	$	0	$	0	$	8,166	$	8,324
Due after one year through five years		0		0		86,415		86,694
Due after five years through ten years		41,444		38,043		136,999		137,851
Due after ten years		0		0		32,736		34,544
		41,444		38,043		264,316		267,413
Mortgage-backed securities of U.S. Government Sponsored Entities		182,956		187,024		202,580		206,764
Collateralized mortgage obligations of U.S. Government Sponsored Entities		170,102		172,758		282,426		284,994
Private mortgage backed securities		0		0		32,668		31,886
Private collateralized mortgage obligations		7,068		6,927		78,202		77,748
Other debt securities		0		0		11,289		11,300
Private commercial mortgage backed securities		0		0		43,291		43,455
	$	401,570	$	404,752	$	914,772	$	923,560

Schedule of Unrealized Loss and Fair Value on Investments

	June 30, 2016
	Less than 12 months				12 months or longer				Total
	Fair		Unrealized		Fair		Unrealized		Fair		Unrealized
(Dollars in thousands)	Value		Losses		Value		Losses		Value		Losses
Mortgage-backed securities of U.S. Government Sponsored Entities	$	8,029	$	(6)	$	6,046	$	(93)	$	14,075	$	(99)
Collateralized mortgage obligations of U.S. Government Sponsored Entities		0		0		77,297		(744)		77,297		(744)
Private mortgage backed securities		27,424		(539)		16,824		(329)		44,248		(868)
Private collateralized mortgage obligations		3,984		(166)		49,650		(1,035)		53,634		(1,201)
Collateralized loan obligations		41,111		(1,444)		102,048		(3,573)		143,159		(5,017)
Corporate and other debt securities		9,118		(87)		2,150		(7)		11,268		(94)
Private commercial mortgage backed securities		4,544		(50)		17,003		(305)		21,547		(355)
Total temporarily impaired securities	$	94,210	$	(2,292)	$	271,018	$	(6,086)	$	365,228	$	(8,378)

	December 31, 2015
	Less than 12 months				12 months or longer				Total
	Fair		Unrealized		Fair		Unrealized		Fair		Unrealized
(Dollars in thousands)	Value		Losses		Value		Losses		Value		Losses
Mortgage-backed securities of U.S. Government Sponsored Entities	$	112,236	$	(1,082)	$	14,508	$	(256)	$	126,744	$	(1,338)
Collateralized mortgage obligations of U.S. Government Sponsored Entities		97,512		(973)		147,266		(4,333)		244,778		(5,306)
Private mortgage backed securities		31,792		(766)		0		0		31,792		(766)
Private collateralized mortgage obligations		19,939		(321)		31,533		(472)		51,472		(793)
Collateralized loan obligations		101,601		(1,642)		60,922		(1,612)		162,523		(3,254)
Obligations of state and political subdivisions		11,570		(110)		0		0		11,570		(110)
Corporate and other debt securities		31,342		(416)		0		0		31,342		(416)
Private commercial mortgage backed securities		37,838		(720)		0		0		37,838		(720)
Total temporarily impaired securities	$	443,830	$	(6,030)	$	254,229	$	(6,673)	$	698,059	$	(12,703)