Securities (Tables)

12 Months Ended

Dec. 31, 2019

Securities

Schedule of amortized cost and approximate fair values, together with gross unrealized gains and losses

	December 31, 2019
			Gross		Gross		Approximate
	Amortized		Unrealized		Unrealized		Fair
	Cost		Gains		Losses		Value
	(In thousands)
Available-for-sale securities:
Treasury notes	$	4,744	$	21	$	—	$	4,765
Federal agencies		244,986		24		37		244,973
Municipals		5,577		360		—		5,937
Mortgage-backed - Government-sponsored entity (GSE) - residential		34,357		213		2		34,568
Total available-for-sale securities	$	289,664	$	618	$	39	$	290,243

	December 31, 2018
			Gross		Gross		Approximate
	Amortized		Unrealized		Unrealized		Fair
	Cost		Gains		Losses		Value
	(In thousands)
Available-for-sale securities:
Treasury notes	$	11,928	$	26	$	13	$	11,941
Federal agencies		237,894		8		972		236,930
Municipals		21,014		336		18		21,332
Mortgage-backed - Government-sponsored entity (GSE) - residential		60,693		254		79		60,868
Total available-for-sale securities	$	331,529	$	624	$	1,082	$	331,071

Schedule of amortized cost and fair value of available-for-sale securities by contractual maturity

	December 31, 2019
	Amortized		Fair
	Cost		Value
Contractual Maturity	(In thousands)
Within one year	$	23,250	$	23,233
After one through five years		226,748		226,783
After five through ten years		—		—
After ten years		5,309		5,659
		255,307		255,675
Mortgage-backed - Government-sponsored entity (GSE) - residential		34,357		34,568
	$	289,664	$	290,243

Schedule of gross unrealized losses and fair value of investments with unrealized losses have been in continuous

	December 31, 2019
					12 Months or
	Less than 12 Months				Longer				Total
			Gross				Gross				Gross
	Fair		Unrealized		Fair		Unrealized		Fair		Unrealized
	Value		Losses		Value		Losses		Value		Losses
	(In thousands)
Available-for-sale securities:
Treasury notes	$	—	$	—	$	—	$	—	$	—	$	—
Federal agencies		94,963		37		—		—		94,963		37
Municipals		—		—		—		—		—		—
Mortgage-backed - Government-sponsored entity (GSE) - residential		809		2		—		—		809		2
	$	95,772	$	39	$	—	$	—	$	95,772	$	39

	December 31, 2018
					12 Months or
	Less than 12 Months				Longer				Total
			Gross				Gross				Gross
	Fair		Unrealized		Fair		Unrealized		Fair		Unrealized
	Value		Losses		Value		Losses		Value		Losses
	(In thousands)
Available-for-sale securities:
Treasury notes	$	1,990	$	8	$	995	$	5	$	2,985	$	13
Federal agencies		28,296		97		191,280		875		219,576		972
Municipals		2,051		18		—		—		2,051		18
Mortgage-backed - Government-sponsored entity (GSE) - residential		15,543		79		—		—		15,543		79
	$	47,880	$	202	$	192,275	$	880	$	240,155	$	1,082