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BENEFIT PLANS (Tables)
6 Months Ended
Jun. 30, 2016
Compensation and Retirement Disclosure [Abstract]  
Components of Net Periodic Benefit Costs for the SERP
The components of net periodic benefit costs for the SERP were as follows (in thousands):
 
Three Months Ended
 
Six Months Ended
 
June 30,
 
June 30,
 
2016
 
2015
 
2016
 
2015
Interest cost
$
62

 
$
63

 
$
124

 
$
125

Less: expected return on plan assets
(10
)
 
(18
)
 
(20
)
 
(37
)
Plus: amortization of unrecognized loss
121

 
105

 
243

 
211

Net cost
$
173

 
$
150

 
$
347

 
$
299