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Net Income Per Share
6 Months Ended
Jun. 30, 2011
Net Income Per Share [Abstract]  
Net Income Per Share
3.
Net Income Per Share

Basic net income per share is computed by dividing income available to common stockholders by the weighted average number of common shares outstanding. Diluted net income per share is computed by dividing income available to common stockholders by the weighted average number of common shares outstanding plus the effect of any dilutive stock options and Units using the treasury stock method and the net share settlement method for the convertible debt. During the three and six months ended June 30, 2011 and 2010, the average trading price of the Company's stock did not exceed the conversion price of the convertible debt, therefore there was no impact to the calculation of diluted shares.

The following is a summary of the number of shares entering into the computation of net income per common and potential common shares:

   
Three Months Ended June 30,
  
Six Months Ended June 30,
 
   
2011
  
2010
  
2011
  
2010
 
Weighted average number of shares outstanding
  24,898,357   25,431,414   24,869,054   25,421,251 
Dilutive stock options
  227,411   155,607   223,906   154,434 
Dilutive restricted stock units
  97,989   9,947   78,937   204 
Dilutive contingent convertible debt common shares
  -   -   -   - 
Number of shares used in fully diluted computations
  25,223,757   25,596,968   25,171,897   25,575,889 

The following are the number of shares not included in the fully diluted computation pertaining to restricted stock units as their impact would be anti-dilutive.

  
 
Three Months Ended June 30,
  
Six Months Ended June 30,
 
   
2011
  
2010
  
2011
  
2010
 
Anit-dilutive restricted stock units
  106,620   222,974   107,520   222,974