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STOCK-BASED COMPENSATION (Tables)
6 Months Ended
May 31, 2012
Summary of Additional Information Pertaining to Stock-Based Compensation from Stock Options and Stock Awards

The following table summarizes additional information pertaining to our stock-based compensation from stock options and stock awards which are comprised of restricted stock, restricted stock units and performance-based restricted stock units (in thousands, except grant-date fair value and recognition period):

 

     Three Months Ended
May 31,
    Six Months Ended
May 31,
 
     2012     2011     2012     2011  

Stock options:

        

Weighted-average grant-date fair value

   $ 11.60      $ 11.61      $ 9.83      $ 11.11   

Options granted

     1        1,453        173        1,784   

Options exercised

     (629     (1,634     (1,637     (3,742

Total intrinsic value of stock options exercised

   $ 14,605      $ 34,010      $ 31,864      $ 63,122   

Total unrecognized compensation expense

   $ 22,927      $ 29,036      $ 22,927      $ 29,036   

Weighted-average remaining recognition period

     2.4 years        2.7 years        2.4 years        2.7 years   

Stock awards:

        

Weighted-average grant-date fair value

   $ 32.37      $ 29.44      $ 29.99      $ 26.71   

Stock awards granted

     179        1,189        964        1,752   

Stock awards vested

     (1,241     (1,316     (1,688     (1,846

Total unrecognized compensation expense

   $ 84,540      $ 105,551      $ 84,540      $ 105,551   

Weighted-average remaining recognition period

     2.0 years        2.6 years        2.0 years        2.6 years