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Income (Loss) Per Share Information
12 Months Ended
Oct. 31, 2011
Income (Loss) Per Share Information [Abstract]  
Income (Loss) Per Share Information
10. Income (Loss) Per Share Information
Information pertaining to the calculation of income (loss) per share for each of the fiscal years ended October 31, 2011, 2010 and 2009 is as follows (amounts in thousands):
                         
    2011     2010     2009  
Basic weighted-average shares
    167,140       165,666       161,549  
Common stock equivalents
    1,241                  
 
                 
Diluted weighted-average shares
    168,381       165,666       161,549  
 
                 
Common stock equivalents excluded from diluted weighted-average shares due to anti-dilutive effect (a)
          1,968       3,936  
 
                 
Weighted average number of anti-dilutive options (b)
    7,936       8,401       7,604  
 
                 
Shares issued under stock incentive and employee stock purchase plans
    2,390       1,712       4,442  
 
                 
(a)   Common stock equivalents represent the dilutive effect of outstanding in-the-money stock options using the treasury stock method. For fiscal 2010 and 2009, there were no incremental shares attributed to outstanding options to purchase common stock because the Company had a net loss in fiscal 2010 and fiscal 2009 and any incremental shares would be anti-dilutive.
 
(b)   Based upon the average quarterly closing price of the Company’s common stock on the NYSE for the period.