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RETIREMENT AND POSTRETIREMENT PLANS (Tables)
 9 Months Ended
Sep. 30, 2016
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
September 30, 2016
  
Three Months Ended
September 30, 2015
 
  
BMP,
Employee and
Outside Director
Retirement
Plans
  
Postretirement
Plan
  
BMP,
Employee and
Outside
Director
Retirement
Plans
  
Postretirement
Plan
 
             
Service cost
 
$
-
  
$
-
  
$
-
  
$
-
 
Interest cost
  
343
   
16
   
344
   
18
 
Expected return on assets
  
(383
)
  
-
   
(414
)
  
-
 
Unrecognized past service liability
  
-
   
(2
)
  
-
   
-
 
Amortization of unrealized loss
  
428
   
(1
)
  
480
   
(2
)
Net periodic cost
 
$
388
  
$
13
  
$
410
  
$
16
 

  
Nine Months Ended
September 30, 2016
  
Nine Months Ended
September 30, 2015
 
  
BMP,
Employee and
Outside Director
Retirement
Plans
  
Postretirement
Plan
  
BMP,
Employee and
Outside
Director
Retirement
Plans
  
Postretirement
Plan
 
             
Service cost
 
$
-
  
$
-
  
$
-
  
$
9
 
Interest cost
  
1,028
   
47
   
749
   
556
 
Expected return on assets
  
(1,149
)
  
-
   
(1,242
)
  
-
 
Curtailment gain(1)
  
-
   
-
   
-
   
(3,394
)
Unrecognized past service liability
  
-
   
(6
)
  
-
   
-
 
Amortization of unrealized loss
  
1,284
   
(3
)
  
1,257
   
(27
)
Net periodic cost (gain)
 
$
1,163
  
$
38
  
$
764
  
$
(2,856
)
(1)
The Postretirement Plan was amended effective March 31, 2015, whereby future retirees will not be eligible to participate in the plan. This plan amendment resulted in a curtailment gain.