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RETIREMENT AND POSTRETIREMENT PLANS (Tables)
 3 Months Ended
Mar. 31, 2017
RETIREMENT AND POSTRETIREMENT PLANS [Abstract]  
Schedule of Net Benefit Costs
Net expenses associated with these plans were comprised of the following components:

  
Three Months Ended
March 31, 2017
  
Three Months Ended
March 31, 2016
 
  
BMP,
Employee and
Outside Director
Retirement Plans
  
Postretirement
Plan
  
BMP,
Employee and
Outside Director
Retirement Plans
  
Postretirement
Plan
 
             
Service cost
 
$
-
  
$
-
  
$
-
  
$
-
 
Interest cost
  
329
   
14
   
343
   
16
 
Expected return on assets
  
(395
)
  
-
   
(383
)
  
-
 
Unrecognized past service liability
  
-
   
(2
)
  
-
   
(2
)
Amortization of unrealized loss (gain)
  
359
   
(1
)
  
428
   
(1
)
Net periodic cost
 
$
293
  
$
11
  
$
388
  
$
13