XML 15 R39.htm IDEA: XBRL DOCUMENT v2.4.0.6
Stock Options and RSUs Excluded from Diluted Net Income per Common Share since the Effect of Including these Stock Options and Restricted Stock Units would have been Anti-dilutive (Detail)
In Thousands, unless otherwise specified
12 Months Ended
Oct. 31, 2011
Oct. 31, 2010
Oct. 31, 2009
Stock options
     
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]      
Antidilutive securities excluded from computation of earnings per share, amount 879 744 2,017
Restricted stock units
     
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]      
Antidilutive securities excluded from computation of earnings per share, amount 60 29 206
Performance shares
     
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]      
Antidilutive securities excluded from computation of earnings per share, amount 17