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EMPLOYEE BENEFIT PLANS (Tables)
9 Months Ended
Sep. 30, 2016
Compensation and Retirement Disclosure [Abstract]  
Components of Net Period Benefit Cost
The components of net period benefit cost for the periods ended September 30, 2016 and 2015 were as follows:
Supplemental Executive Retirement Plan:
 
 
Three Months Ended 
 September 30,
 
Nine Months Ended September 30,
Net periodic benefit cost
 
2016
 
2015
 
2016
 
2015
Service cost
 
$
77

 
$
77

 
$
231

 
$
231

Interest cost
 
108

 
106

 
324

 
318

Recognized net actuarial loss
 
55

 
54

 
165

 
162

Recognized prior service cost
 
2

 
5

 
6

 
15

Net period benefit cost(1)
 
$
242

 
$
242

 
$
726

 
$
726

(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
 
2016
 
2015
 
2016
 
2015
Service cost
 
$
15

 
$
15

 
$
45

 
$
45

Interest cost
 
38

 
29

 
114

 
87

Recognized net actuarial loss
 
8

 
6

 
24

 
18

Amortization of prior service credit
 
(6
)
 
(6
)
 
(18
)
 
(18
)
Net period benefit cost(1)
 
$
55

 
$
44

 
$
165

 
$
132

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