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Income Per Share Information (Tables) | 9 Months Ended
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Jul. 31, 2014
Earnings Per Share [Abstract] |
Calculation of income per share | The table below provides, for the periods indicated, information pertaining to the calculation of income per share, common stock equivalents, weighted-average number of anti-dilutive options, and shares issued (amounts in thousands except per share amounts):
| Nine months ended July 31, |  | Three months ended July 31,
| 2014 |  | 2013 |  | 2014 |  | 2013
Numerator: |  |  |  |  |  |  |
Net income as reported | $ | 208,508 |  |  | $ | 75,701 |  |  | $ | 97,707 |  |  | $ | 46,595 |
Plus: Interest and costs attributable to 0.5% Exchangeable Senior Notes, net of income tax benefit | 1,185 |  |  | 1,208 |  |  | 396 |  |  | 404 |
Numerator for diluted earnings per share | $ | 209,693 |  |  | $ | 76,909 |  |  | $ | 98,103 |  |  | $ | 46,999 |
Denominator: |  |  |  |  |  |  |
Basic weighted-average shares | 177,591 |  |  | 169,237 |  |  | 178,217 |  |  | 169,268 |
Common stock equivalents (a) | 2,495 |  |  | 2,871 |  |  | 2,426 |  |  | 2,875 |
Shares attributable to 0.5% Exchangeable Senior Notes | 5,858 |  |  | 5,858 |  |  | 5,858 |  |  | 5,858 |
Diluted weighted-average shares | 185,944 |  |  | 177,966 |  |  | 186,501 |  |  | 178,001 |
Other information: |  |  |  |  |  |  |
Weighted-average number of anti-dilutive options and restricted stock units (b) | 1,560 |  |  | 1,159 |  |  | 1,830 |  |  | 1,198 |
Shares issued under stock incentive and employee stock purchase plans | 1,362 |  |  | 728 |  |  | 138 |  |  | 94 |
(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 and Non-Performance-Based Restricted Stock Units.
(b) | Based upon the average closing price of our common stock on the NYSE for the period.

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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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