SECURITIES (Tables)

12 Months Ended

Dec. 31, 2019

SECURITIES.

Schedule of amortized cost and fair value of the available for sale and held to maturity

	December 31,
	2019								2018
			Gross		Gross		Estimated				Gross		Gross		Estimated
	Amortized		Unrealized		Unrealized		Fair		Amortized		Unrealized		Unrealized		Fair
(In thousands)	Cost		Gains		Losses		Value		Cost		Gains		Losses		Value
Available for sale:
U.S. Treasury securities	$	50,833	$	—	$	(11)	$	50,822	$	—	$	—	$	—	$	—
U.S. GSE securities		5,000		—		(5)		4,995		29,997		—		(947)		29,050
State and municipal obligations		34,303		704		(43)		34,964		40,980		105		(354)		40,731
U.S. GSE residential mortgage-backed securities		84,550		609		(468)		84,691		96,536		38		(3,036)		93,538
U.S. GSE residential collateralized mortgage obligations		278,149		1,166		(1,464)		277,851		362,905		826		(5,954)		357,777
U.S. GSE commercial mortgage-backed securities		13,656		23		(70)		13,609		3,536		—		(28)		3,508
U.S. GSE commercial collateralized mortgage obligations		102,722		1,723		(289)		104,156		93,177		—		(2,539)		90,638
Other asset-backed securities		24,250		—		(849)		23,401		24,250		—		(1,031)		23,219
Corporate bonds		46,000		—		(2,198)		43,802		46,000		—		(3,575)		42,425
Total available for sale		639,463		4,225		(5,397)		638,291		697,381		969		(17,464)		680,886
Held to maturity:
State and municipal obligations		41,008		809		—		41,817		53,540		290		(276)		53,554
U.S. GSE residential mortgage-backed securities		8,142		5		(54)		8,093		9,688		—		(336)		9,352
U.S. GSE residential collateralized mortgage obligations		39,936		624		(62)		40,498		48,244		163		(1,130)		47,277
U.S. GSE commercial mortgage-backed securities		17,215		102		(82)		17,235		19,098		4		(620)		18,482
U.S. GSE commercial collateralized mortgage obligations		27,337		191		(144)		27,384		29,593		—		(1,466)		28,127
Total held to maturity		133,638		1,731		(342)		135,027		160,163		457		(3,828)		156,792
Total securities	$	773,101	$	5,956	$	(5,739)	$	773,318	$	857,544	$	1,426	$	(21,292)	$	837,678

Schedule of amortized cost, fair value and maturities of the available for sale and held to maturity investment securities portfolio

	December 31, 2019
	Within				After One but				After Five but				After
	One Year				Within Five Years				Within Ten Years				Ten Years				Total
	Estimated				Estimated				Estimated				Estimated				Estimated
	Fair		Amortized		Fair		Amortized		Fair		Amortized		Fair		Amortized		Fair		Amortized
(In thousands)	Value		Cost		Value		Cost		Value		Cost		Value		Cost		Value		Cost
Available for sale:
U.S. Treasury securities	$	50,822	$	50,833	$	—	$	—	$	—	$	—	$	—	$	—	$	50,822	$	50,833
U.S. GSE securities		—		—		4,995		5,000		—		—		—		—		4,995		5,000
State and municipal obligations		1,143		1,142		14,829		14,620		16,540		16,088		2,452		2,453		34,964		34,303
U.S. GSE residential mortgage-backed securities		—		—		—		—		—		—		84,691		84,550		84,691		84,550
U.S. GSE residential collateralized mortgage obligations		—		—		—		—		—		—		277,851		278,149		277,851		278,149
U.S. GSE commercial mortgage-backed securities		—		—		8,761		8,753		4,848		4,903		—		—		13,609		13,656
U.S. GSE commercial collateralized mortgage obligations		—		—		—		—		—		—		104,156		102,722		104,156		102,722
Other asset backed securities		—		—		—		—		—		—		23,401		24,250		23,401		24,250
Corporate bonds		—		—		14,538		15,000		29,264		31,000		—		—		43,802		46,000
Total available for sale		51,965		51,975		43,123		43,373		50,652		51,991		492,551		492,124		638,291		639,463
Held to maturity:
State and municipal obligations		8,838		8,827		23,382		22,902		9,444		9,129		153		150		41,817		41,008
U.S. GSE residential mortgage-backed securities		—		—		—		—		5,919		5,947		2,174		2,195		8,093		8,142
U.S. GSE residential collateralized mortgage obligations		—		—		—		—		3,865		3,871		36,633		36,065		40,498		39,936
U.S. GSE commercial mortgage-backed securities		—		—		4,824		4,776		4,835		4,805		7,576		7,634		17,235		17,215
U.S. GSE commercial collateralized mortgage obligations		—		—		387		392		—		—		26,997		26,945		27,384		27,337
Total held to maturity		8,838		8,827		28,593		28,070		24,063		23,752		73,533		72,989		135,027		133,638
Total securities	$	60,803	$	60,802	$	71,716	$	71,443	$	74,715	$	75,743	$	566,084	$	565,113	$	773,318	$	773,101

Schedule of securities having a continuous unrealized loss position aggregated by a period of time less than or greater than 12 months

	December 31,
	2019								2018
	Less than 12 months				Greater than 12 months				Less than 12 months				Greater than 12 months
	Estimated		Gross		Estimated		Gross		Estimated		Gross		Estimated		Gross
	Fair		Unrealized		Fair		Unrealized		Fair		Unrealized		Fair		Unrealized
(In thousands)	Value		Losses		Value		Losses		Value		Losses		Value		Losses
Available for sale:
U.S. Treasury securities	$	50,822	$	(11)	$	—	$	—	$	—	$	—	$	—	$	—
U.S. GSE securities		—		—		4,995		(5)		—		—		29,050		(947)
State and municipal obligations		4,982		(42)		76		(1)		6,655		(15)		21,273		(339)
U.S. GSE residential mortgage-backed securities		2,935		(30)		39,617		(438)		—		—		88,762		(3,036)
U.S. GSE residential collateralized mortgage obligations		81,377		(480)		93,403		(984)		46,452		(141)		172,468		(5,813)
U.S. GSE commercial mortgage-backed securities		6,648		(70)		—		—		—		—		3,508		(28)
U.S. GSE commercial collateralized mortgage obligations		28,710		(145)		9,614		(144)		46,705		(623)		43,933		(1,916)
Other asset-backed securities		—		—		23,401		(849)		—		—		23,219		(1,031)
Corporate bonds		—		—		43,802		(2,198)		—		—		42,425		(3,575)
Total available for sale	$	175,474	$	(778)	$	214,908	$	(4,619)	$	99,812	$	(779)	$	424,638	$	(16,685)
Held to maturity:
State and municipal obligations	$	—	$	—	$	—	$	—	$	8,286	$	(26)	$	22,142	$	(250)
U.S. GSE residential mortgage-backed securities		—		—		7,268		(54)		—		—		9,352		(336)
U.S. GSE residential collateralized mortgage obligations		6,750		(17)		6,105		(45)		—		—		40,665		(1,130)
U.S. GSE commercial mortgage-backed securities		—		—		5,034		(82)		—		—		16,205		(620)
U.S. GSE commercial collateralized mortgage obligations		13,038		(57)		4,300		(87)		—		—		28,127		(1,466)
Total held to maturity	$	19,788	$	(74)	$	22,707	$	(268)	$	8,286	$	(26)	$	116,491	$	(3,802)