Investment Securities (Tables)

9 Months Ended

Sep. 30, 2016

Investment Securities [Abstract]

Amortized cost, gross unrealized gains and losses, and fair value of available-for-sale investment securities

As of September 30, 2016
			Gross		Gross
	Amortized		unrealized		unrealized
(In thousands)	cost		gains		losses		Fair value
U.S. government agencies	$	3,498	$	2	$	—	$	3,500
Mortgage-backed securities-residential		7,373		342		—		7,715
Collateralized mortgage obligations:
Issued or guaranteed by U.S. government agencies		138,137		2,372		(469)		140,040
Non-agency		4,514		52		—		4,566
Corporate bonds		1,700		74		—		1,774
Municipal bonds		8,706		216		(55)		8,867
Other securities		1,833		—		—		1,833
Common stocks		26		—		—		26
Total available for sale	$	165,787	$	3,058	$	(524)	$	168,321

As of December 31, 2015
			Gross		Gross
	Amortized		unrealized		unrealized
(In thousands)	cost		gains		losses		Fair value
U.S. government agencies	$	26,127	$	—	$	(564)	$	25,563
Mortgage-backed securities-residential		11,002		106		(50)		11,058
Collateralized mortgage obligations:
Issued or guaranteed by U.S. government agencies		170,764		1,524		(1,554)		170,734
Non-agency		2,729		1		(26)		2,704
Corporate bonds		1,500		56		—		1,556
Municipal bonds		9,910		73		(52)		9,931
Other securities		2,050		445		—		2,495
Common stocks		26		—		—		26
Total available for sale	$	224,108	$	2,205	$	(2,246)	$	224,067

Amortized cost and fair value of investment securities, by contractual maturity

	As of September 30, 2016
	Amortized
(In thousands)	cost		Fair value
Within 1 year	$	—	$	—
After 1 but within 5 years		7,802		7,798
After 5 but within 10 years		5,102		5,269
After 10 years		1,000		1,074
Mortgage-backed securities-residential		7,373		7,715
Collateralized mortgage obligations:
Issued or guaranteed by U.S. government agencies		138,137		140,040
Non-agency		4,514		4,566
Total available for sale debt securities		163,928		166,462
No contractual maturity		1,859		1,859
Total available for sale securities	$	165,787	$	168,321

Gross realized gains and losses realized on sale of securities

	For the three months ended				For the nine months ended
	September 30,				September 30,
(In thousands)	2016		2015		2016		2015
Gross realized gains	$	280	$	104	$	1,426	$	676
Gross realized losses		—		(24)		(44)		(24)
Net realized gains	$	280	$	80	$	1,382	$	652

Investment securities in a continuous unrealized loss position

September 30, 2016	Less than 12 months					12 months or longer					Total
			Gross		Number			Gross		Number			Gross		Number
			unrealized		of			unrealized		of			unrealized		of
(In thousands)	Fair value		losses		positions	Fair value		losses		positions	Fair value		losses		positions
Collateralized mortgage obligations:
Issued or guaranteed by U.S. government agencies	$	22,424	$	(224)	8	$	10,458	$	(245)	3	$	32,882	$	(469)	11
Municipal bonds		2,026		(49)	2		1,324		(6)	2		3,350		(55)	4
Total available for sale	$	24,450	$	(273)	10	$	11,782	$	(251)	5	$	36,232	$	(524)	15

December 31, 2015	Less than 12 months					12 months or longer					Total
			Gross		Number			Gross		Number			Gross		Number
			unrealized		of			unrealized		of			unrealized		of
(In thousands)	Fair value		losses		positions	Fair value		losses		positions	Fair value		losses		positions
U.S. government agencies	$	6,681	$	(57)	2	$	18,882	$	(507)	6	$	25,563	$	(564)	8
Mortgage-backed securities-residential		5,140		(5)	2		2,574		(45)	1		7,714		(50)	3
Collateralized mortgage obligations:
Issued or guaranteed by U.S. government agencies		87,020		(994)	31		15,644		(560)	5		102,664		(1,554)	36
Non-agency		1,101		(26)	1		—		—	—		1,101		(26)	1
Municipal bonds		6,080		(52)	7		—		—	—		6,080		(52)	7
Total available for sale	$	106,022	$	(1,134)	43	$	37,100	$	(1,112)	12	$	143,122	$	(2,246)	55