XML 35 R24.htm IDEA: XBRL DOCUMENT v3.8.0.1
SECURITIES (Tables)
 9 Months Ended
Sep. 30, 2017
Investments, Debt and Equity Securities [Abstract]  
Summary of Amortized Costs and Estimated Fair Values of Available-For-Sale Securities
The following tables summarize the amortized cost and estimated fair values of AFS and HTM securities, as of the dates indicated: 
 
Amortized
Cost
 
Unrealized
Gains
 
Unrealized
Losses
 
Fair
Value
September 30, 2017
 

 
 

 
 

 
 

AFS Securities:
 
 
 
 
 
 
 
Obligations of states and political subdivisions
$
7,233

 
$
132

 
$
—

 
$
7,365

Mortgage-backed securities issued or guaranteed by U.S. government-sponsored enterprises
524,763

 
961

 
(4,620
)
 
521,104

Collateralized mortgage obligations issued or guaranteed by U.S. government-sponsored enterprises
267,096

 
131

 
(4,837
)
 
262,390

Subordinated corporate bonds
5,483

 
168

 
—

 
5,651

Total AFS debt securities
804,575

 
1,392

 
(9,457
)
 
796,510

Equity securities
623

 
118

 
—

 
741

Total AFS securities
$
805,198

 
$
1,510

 
$
(9,457
)
 
$
797,251

HTM Securities:
 
 
 
 
 
 
 
Obligations of states and political subdivisions
$
94,207

 
$
1,169

 
$
(282
)
 
$
95,094

Total HTM securities
$
94,207

 
$
1,169

 
$
(282
)
 
$
95,094

December 31, 2016
 

 
 

 
 

 
 

AFS Securities:
 
 
 
 
 
 
 
Obligations of states and political subdivisions
$
8,848

 
$
153

 
$
—

 
$
9,001

Mortgage-backed securities issued or guaranteed by U.S. government-sponsored enterprises
485,222

 
2,515

 
(7,115
)
 
480,622

Collateralized mortgage obligations issued or guaranteed by U.S. government-sponsored enterprises
289,046

 
265

 
(5,421
)
 
283,890

Subordinated corporate bonds
5,481

 
132

 
—

 
5,613

Total AFS debt securities
788,597

 
3,065

 
(12,536
)
 
779,126

Equity securities
632

 
109

 
—

 
741

Total AFS securities
$
789,229

 
$
3,174

 
$
(12,536
)
 
$
779,867

HTM Securities:
 
 
 
 
 
 
 
Obligations of states and political subdivisions
$
94,609

 
$
618

 
$
(631
)
 
$
94,596

Total HTM securities
$
94,609

 
$
618

 
$
(631
)
 
$
94,596
Unrealized Gross Losses and Estimated Fair Values of Investment Securities by Length of Time that Individual Securities in Each Category in Continuous Loss Position
The following table presents the estimated fair values and gross unrealized losses of investment securities that were in a continuous loss position at September 30, 2017 and December 31, 2016, by length of time that individual securities in each category have been in a continuous loss position:  
 
Less Than 12 Months
 
12 Months or More
 
Total
 
Fair
Value
 
Unrealized
Losses
 
Fair
Value
 
Unrealized
Losses
 
Fair
Value
 
Unrealized
Losses
September 30, 2017
 

 
 

 
 

 
 

 
 

 
 

AFS Securities:
 
 
 
 
 
 
 
 
 
 
 
Mortgage-backed securities issued or guaranteed by U.S. government-sponsored enterprises
$
345,629

 
$
(3,127
)
 
$
47,553

 
$
(1,493
)
 
$
393,182

 
$
(4,620
)
Collateralized mortgage obligations issued or guaranteed by U.S. government-sponsored enterprises
134,761

 
(1,579
)
 
88,177

 
(3,258
)
 
222,938

 
(4,837
)
Total AFS securities
$
480,390

 
$
(4,706
)
 
$
135,730

 
$
(4,751
)
 
$
616,120

 
$
(9,457
)
HTM Securities:
 
 
 
 
 
 
 
 
 
 
 
Obligations of states and political subdivisions
$
15,234

 
$
(193
)
 
$
2,361

 
$
(89
)
 
$
17,595

 
$
(282
)
Total HTM securities
$
15,234

 
$
(193
)
 
$
2,361

 
$
(89
)
 
$
17,595

 
$
(282
)
December 31, 2016
 

 
 

 
 

 
 

 
 

 
 

AFS Securities:
 
 
 
 
 
 
 
 
 
 
 
Mortgage-backed securities issued or guaranteed by U.S. government-sponsored enterprises
$
348,579

 
$
(5,780
)
 
$
29,496

 
$
(1,335
)
 
$
378,075

 
$
(7,115
)
Collateralized mortgage obligations issued or guaranteed by U.S. government-sponsored enterprises
163,412

 
(2,906
)
 
74,212

 
(2,515
)
 
237,624

 
(5,421
)
Total AFS securities
$
511,991

 
$
(8,686
)
 
$
103,708

 
$
(3,850
)
 
$
615,699

 
$
(12,536
)
HTM Securities:
 
 
 
 
 
 
 
 
 
 
 
Obligations of states and political subdivisions
$
42,805

 
$
(631
)
 
$
—

 
$
—

 
$
42,805

 
$
(631
)
Total HTM securities
$
42,805

 
$
(631
)
 
$
—

 
$
—

 
$
42,805

 
$
(631
)
Gain (Loss) on Investments
Sale of Securities
The following table details the Company's sales of AFS securities for the period indicated below:
 
 
Three Months Ended September 30,
 
Nine Months Ended September 30,
 
 
2017
 
2016
 
2017
 
2016
Proceeds from sales of securities
 
$
20,269

 
$
—

 
$
20,269

 
$
84

Gross realized gains
 
841

 
—

 
841

 
4

Gross realized losses
 
(14
)
 
—

 
(14
)
 
—
Amortized Cost and Estimated Fair Values of Debt Securities by Contractual Maturity
The amortized cost and estimated fair values of debt securities by contractual maturity at September 30, 2017, are shown below. Expected maturities will differ from contractual maturities because borrowers may have the right to call or prepay obligations with or without call or prepayment penalties. 
 
Amortized
Cost
 
Fair
Value
AFS Securities
 
 
 
Due in one year or less
$
1,581

 
$
1,585

Due after one year through five years
100,951

 
100,901

Due after five years through ten years
176,090

 
175,368

Due after ten years
525,953

 
518,656

 
$
804,575

 
$
796,510

HTM Securities
 
 
 
Due in one year or less
$
754

 
$
757

Due after one year through five years
4,737

 
4,798

Due after five years through ten years
7,011

 
7,121

Due after ten years
81,705

 
82,418

 
$
94,207

 
$
95,094