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NET INCOME PER COMMON SHARE AND EQUITY PER COMMON SHARE (Tables)
3 Months Ended
Mar. 31, 2016
NET INCOME PER COMMON SHARE AND EQUITY PER COMMON SHARE [Abstract]  
Shares used in computing basic and diluted net income per share
The following table summarizes the shares used in computing basic and diluted net income per share:

  
For the Three Months
 
  
Ended March 31,
 
  
2016
  
2015
 
  
(in thousands)
 
       
Weighted average common shares outstanding during the period for Basic computation
  
9,066
   
8,917
 
Dilutive effect of employee stock options
  
64
   
38
 
         
Weighted average common shares outstanding during the period for Diluted computation
  
9,130
   
8,955