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EMPLOYEE BENEFIT PLANS
9 Months Ended
Sep. 30, 2015
Compensation and Retirement Disclosure [Abstract]  
EMPLOYEE BENEFIT PLANS
EMPLOYEE BENEFIT PLANS
 
The Company sponsors unfunded, non-qualified SERPs for certain officers and provides medical and life insurance to certain eligible retired employees. The components of net period benefit cost for the periods ended September 30, 2015 and 2014 were as follows:

Supplemental Executive Retirement Plan:
 
 
Three Months Ended 
 September 30,
 
Nine Months Ended September 30,
Net periodic benefit cost
 
2015
 
2014
 
2015
 
2014
Service cost
 
$
77

 
$
67

 
$
231

 
$
201

Interest cost
 
106

 
114

 
318

 
342

Recognized net actuarial loss
 
54

 
35

 
162

 
105

Recognized prior service cost
 
5

 
5

 
15

 
15

Net period benefit cost(1)
 
$
242

 
$
221

 
$
726

 
$
663

(1) Presented within the consolidated statements of income within salaries and employee benefits.

Other Postretirement Benefit Plan:
 
 
Three Months Ended September 30,
 
Nine Months Ended September 30,
Net periodic benefit cost
 
2015
 
2014
 
2015
 
2014
Service cost
 
$
15

 
$
11

 
$
45

 
$
33

Interest cost
 
29

 
33

 
87

 
99

Recognized net actuarial loss
 
6

 
2

 
18

 
6

Amortization of prior service credit
 
(6
)
 
(5
)
 
(18
)
 
(15
)
Net period benefit cost(1)
 
$
44

 
$
41

 
$
132

 
$
123

(1) Presented within the consolidated statements of income within salaries and employee benefits.