Investment Securities (Tables)

6 Months Ended

Jun. 30, 2016

Investments, Debt and Equity Securities [Abstract]

Schedule of Available-for-Sale Investment Securities

The portfolio of investment securities consisted of the following (in thousands):

	June 30, 2016
	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses		Fair Value
Available-for-sale:
Obligations of state and political subdivisions	$	24,226	$	577	$	1	$	24,802
GSE mortgage-backed securities	70,115		3,228		—		73,343
Collateralized mortgage obligations: residential	205,815		2,035		220		207,630
Collateralized mortgage obligations: commercial	3,858		—		29		3,829
Mutual funds	2,100		35		—		2,135
Corporate securities	6,500		—		—		6,500
	$	312,614	$	5,875	$	250	$	318,239
	December 31, 2015
	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses		Fair Value
Available-for-sale:
Obligations of state and political subdivisions	$	30,750	$	770	$	27	$	31,493
GSE mortgage-backed securities	84,946		2,321		229		87,038
Collateralized mortgage obligations: residential	194,067		297		2,276		192,088
Collateralized mortgage obligations: commercial	5,512		1		65		5,448
Mutual funds	2,100		—		8		2,092
	$	317,375	$	3,389	$	2,605	$	318,159

Schedule of Held-to-Maturity Securities

	June 30, 2016
	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses		Fair Value
Held-to-maturity:
Obligations of state and political subdivisions	$	43,232	$	1,424	$	1	$	44,655
GSE mortgage-backed securities	50,301		1,444		—		51,745
Collateralized mortgage obligations: residential	9,942		—		65		9,877
Collateralized mortgage obligations: commercial	5,945		51		—		5,996
	$	109,420	$	2,919	$	66	$	112,273
	December 31, 2015
	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses		Fair Value
Held-to-maturity:
Obligations of state and political subdivisions	$	43,737	$	697	$	6	$	44,428
GSE mortgage-backed securities	55,696		705		131		56,270
Collateralized mortgage obligations: residential	10,803		—		361		10,442
Collateralized mortgage obligations: commercial	6,556		2		—		6,558
	$	116,792	$	1,404	$	498	$	117,698

Summary of Amortized Cost and Fair Value of Debt Securities by Contractual Maturity

The amortized cost and fair value of debt securities at June 30, 2016 by contractual maturity are shown in the following table (in thousands) with the exception of other asset-backed securities, mortgage-backed securities, CMOs, and the collateralized debt obligation.   Expected maturities may differ from contractual maturities for mortgage-backed securities and CMOs because borrowers may have the right to call or prepay obligations with or without call or prepayment penalties.

	Amortized Cost		Fair Value
Available-for-sale:
Due in one year or less	$	3,333	$	3,384
Due after one year through five years	14,755		15,115
Due after five years through ten years	2,865		3,016
Due after ten years	3,273		3,287
Mortgage-backed securities and collateralized mortgage obligations:
Residential	275,930		280,973
Commercial	3,858		3,829
Mutual funds	2,100		2,135
Corporate securities	6,500		6,500
	$	312,614	$	318,239
	Amortized Cost		Fair Value
Held-to-maturity:
Due in one year or less	$	2,475	$	2,477
Due after one year through five years	5,374		5,507
Due after five years through ten years	9,419		9,770
Due after ten years	25,964		26,901
Mortgage-backed securities and collateralized mortgage obligations:
Residential	60,243		61,622
Commercial	5,945		5,996
	$	109,420	$	112,273

Schedule of Investment Securities with Unrealized Losses

Details concerning investment securities with unrealized losses are as follows (in thousands):

	June 30, 2016
	Securities with losses under 12 months				Securities with losses over 12 months				Total
	Fair Value		Gross Unrealized  Loss		Fair Value		Gross Unrealized Loss		Fair Value		Gross Unrealized Loss
Available-for-sale:
Obligations of state and  political subdivisions	$	762	$	1	$	—	$	—	$	762	$	1
Collateralized mortgage  obligations: residential	22,419		65		12,815		155		35,234		220
Collateralized mortgage  obligations: commercial	1,205		4		2,624		25		3,829		29
	$	24,386	$	70	$	15,439	$	180	$	39,825	$	250

	December 31, 2015
	Securities with losses under 12 months				Securities with losses over 12 months				Total
	Fair Value		Gross Unrealized Loss		Fair Value		Gross Unrealized Loss		Fair Value		Gross Unrealized Loss
Available-for-sale:
Obligations of state and political subdivisions	$	1,192	$	27	$	—	$	—	$	1,192	$	27
GSE mortgage-backed  securities	21,607		229		—		—		21,607		229
Collateralized mortgage  obligations: residential	140,999		1,207		30,029		1,069		171,028		2,276
Collateralized mortgage  obligations: commercial	—		—		2,946		65		2,946		65
Other asset-backed securities	2,092		8		—		—		2,092		8
	$	165,890	$	1,471	$	32,975	$	1,134	$	198,865	$	2,605

	June 30, 2016
	Securities with losses under 12 months				Securities with losses over 12 months				Total
	Fair Value		Gross Unrealized Loss		Fair Value		Gross Unrealized Loss		Fair Value		Gross Unrealized Loss
Held-to-maturity:
Obligations of state and political subdivisions	$	—	$	—	$	505	$	1	$	505	$	1
Collateralized mortgage obligations: residential	—		—		9,876		65		9,876		65
	$	—	$	—	$	10,381	$	66	$	10,381	$	66
	December 31, 2015
	Securities with losses under 12 months				Securities with losses over 12 months				Total
	Fair Value		Gross Unrealized Loss		Fair Value		Gross Unrealized Loss		Fair Value		Gross Unrealized Loss
Held-to-maturity:
Obligations of state and political subdivisions	$	541	$	1	$	505	$	5	$	1,046	$	6
GSE mortgage-backed securities	—		—		7,021		131		7,021		131
Collateralized mortgage obligations: residential	—		—		10,442		361		10,442		361
	$	541	$	1	$	17,968	$	497	$	18,509	$	498