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RETIREMENT FUND AND PROFIT SHARING PLAN (Tables)
6 Months Ended
Jun. 30, 2019
RETIREMENT FUND AND PROFIT SHARING PLAN [Abstract]  
SERP Expense
The components of SERP expense are as follows:

 
 
Three Months Ended
  
Six Months Ended
 
 
 
June 30,
  
June 30,
 
 
 
2019
  
2018
  
2019
  
2018
 
Service cost
 
$
144
  
$
183
  
$
288
  
$
366
 
Interest cost
  
185
   
166
   
370
   
332
 
Net amortization
  
48
   
111
   
96
   
222
 
Net periodic benefit cost
 
$
377
  
$
460
  
$
754
  
$
920
 
Gross Amounts Recognized in Accumulated Other Comprehensive Loss, Net of Tax
The following amounts are recognized net of tax in accumulated other comprehensive loss:

 
 
June 30,
  
December 31,
 
 
 
2019
  
2018
 
Prior service cost
 
$
828
  
$
918
 
Net loss
  
1,971
   
1,977
 
 
 
$
2,799
  
$
2,895