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NET INCOME PER SHARE (Tables)
9 Months Ended
Sep. 30, 2015
NET INCOME PER SHARE [Abstract]  
Number of Common Equivalent Shares Excluded from the Calculation of Diluted Net Income Per Share
The following table summarizes the number of common equivalent shares that were excluded for the calculation of diluted net income per share reported in the condensed consolidated statement of operations.

  
Three Months Ended
September 30,
  
Nine Months Ended
September 30,
 
  
2015
  
2014
  
2015
  
2014
 
Stock options
 
20,000
  
20,000
  
20,000
  
60,000