Investment Securities (Tables)

9 Months Ended

Sep. 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):

	September 30, 2016
	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses		Fair Value
Available-for-sale:
Obligations of state and political subdivisions	$	31,104	$	446	$	29	$	31,521
GSE mortgage-backed securities	65,916		3,229		—		69,145
Collateralized mortgage obligations: residential	195,047		1,289		331		196,005
Collateralized mortgage obligations: commercial	3,497		—		32		3,465
Mutual funds	2,100		25		—		2,125
Corporate debt securities	13,500		384		—		13,884
	$	311,164	$	5,373	$	392	$	316,145
	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

	September 30, 2016
	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses		Fair Value
Held-to-maturity:
Obligations of state and political subdivisions	$	40,695	$	1,151	$	—	$	41,846
GSE mortgage-backed securities	47,451		1,496		—		48,947
Collateralized mortgage obligations: residential	9,414		—		76		9,338
Collateralized mortgage obligations: commercial	5,852		26		—		5,878
	$	103,412	$	2,673	$	76	$	106,009
	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 following table presents the amortized cost and fair value of debt securities at September 30, 2016 by contractual maturity (in thousands).   Actual maturities will differ from contractual maturities because of rights to call or repay obligations with or without penalties and scheduled and unscheduled principal payments on mortgage-backed securities and collateralized mortgage obligations.

	Amortized Cost		Fair Value
Available-for-sale:
Due in one year or less	$	2,812	$	2,843
Due after one year through five years	15,374		15,608
Due after five years through ten years	41,740		43,819
Due after ten years	249,138		251,750
	$	309,064	$	314,020
	Amortized Cost		Fair Value
Held-to-maturity:
Due in one year or less	$	348	$	349
Due after one year through five years	4,909		5,005
Due after five years through ten years	20,222		20,948
Due after ten years	77,933		79,707
	$	103,412	$	106,009

Schedule of Investment Securities with Unrealized Losses

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

	September 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	$	5,517	$	29	$	—	$	—	$	5,517	$	29
Collateralized mortgage  obligations: residential	49,802		182		12,111		149		61,913		331
Collateralized mortgage  obligations: commercial	989		3		2,475		29		3,464		32
	$	56,308	$	214	$	14,586	$	178	$	70,894	$	392
	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
Mutual funds	2,092		8		—		—		2,092		8
	$	165,890	$	1,471	$	32,975	$	1,134	$	198,865	$	2,605

	September 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:
Collateralized mortgage obligations: residential	$	—	$	—	$	9,338	$	76	$	9,338	$	76
	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