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EMPLOYEE BENEFIT PLANS (Tables)
3 Months Ended
Mar. 31, 2017
Compensation and Retirement Disclosure [Abstract]  
Components of Net Period Benefit Cost
The components of net period benefit cost for the periods ended March 31, 2017 and 2016 were as follows:
Supplemental Executive Retirement Plan:
 
 
Three Months Ended 
 March 31,
Net periodic benefit cost
 
2017
 
2016
Service cost
 
$
84

 
$
77

Interest cost
 
113

 
108

Recognized net actuarial loss
 
62

 
55

Recognized prior service cost
 

 
2

Net period benefit cost(1)
 
$
259

 
$
242

(1)
Presented within the consolidated statements of income within salaries and employee benefits.
 
Other Postretirement Benefit Plan:
 
 
Three Months Ended March 31,
Net periodic benefit cost
 
2017
 
2016
Service cost
 
$
13

 
$
15

Interest cost
 
36

 
38

Recognized net actuarial loss
 
10

 
8

Amortization of prior service credit
 
(6
)
 
(6
)
Net period benefit cost(1)
 
$
53

 
$
55

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