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Income (Loss) Per Share Information | 12 Months Ended
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Oct. 31, 2012
Earnings Per Share [Abstract] |
(Loss) Income per Share Information | Income (Loss) Per Share Information Information pertaining to the calculation of income (loss) per share for each of the fiscal years ended October 31, 2012, 2011 and 2010 is as follows (amounts in thousands):
| 2012 |  | 2011 |  | 2010
Numerator: |  |  |  |  |
Net income (loss) as reported | $ | 487,146 |  |  | $ | 39,795 |  |  | $ | (3,374 | )
Plus: Interest attributable to 0.5% Senor Notes, net of income tax benefit | 78 |  |  |  |  |  |  |
Numerator for diluted earnings (loss) per share | $ | 487,224 |  |  | $ | 39,795 |  |  | $ | (3,374 | )
Denominator: |  |  |  |  |
Basic weighted-average shares | $ | 167,346 |  |  | $ | 167,140 |  |  | $ | 165,666 |
Common stock equivalents (a) | 1,996 |  |  | 1,241 |  |  |  |
Shares attributable to 0.5% Senior Notes (b) | 812 |  |  |  |  |  |
Diluted weighted-average shares | $ | 170,154 |  |  | $ | 168,381 |  |  | $ | 165,666 |
Other information: |  |  |  |  |
Common stock equivalents excluded from diluted weighted-average shares due to anti-dilutive effect (a) |  |  |  |  |  |  | 1,968 |
Weighted average number of anti-dilutive options (c) | 3,646 |  |  | 7,936 |  |  | 8,401 |
Shares issued under stock incentive and employee stock purchase plans | 2,927 |  |  | 2,390 |  |  | 1,712 |
(a) | Common stock equivalents represent the dilutive effect of outstanding in-the-money stock options using the treasury stock method, Stock Price-Based RSUs whose Target Price criteria have been met but are unpaid and shares expected to be issued under Performance-Based Restricted Stock Units. For fiscal 2010, there were no common stock equivalents used in the calculation of diluted earnings per share because the Company had a net loss and any incremental shares would be anti-dilutive.
(b) | On a full year basis, shares attributable to the 0.5% Senior Notes will be 5.9 million shares.
(c) | Based upon the average of the average quarterly closing prices of the Company’s common stock on the NYSE for the year.

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