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Income Per Share Information (Tables) | 9 Months Ended
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Jul. 31, 2013
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):
| Nine months ended July 31, |  | Three months ended July 31,
| 2013 |  | 2012 |  | 2013 |  | 2012
Numerator: |  |  |  |  |  |  |
Net income as reported | $ | 75,701 |  |  | $ | 75,729 |  |  | $ | 46,595 |  |  | $ | 61,643 |
Plus: Interest and costs attributable to 0.5% Exchangeable Senior Notes, net of income tax benefit | 1,208 |  |  |  |  |  | 404 |  |  |  |
Numerator for diluted earnings per share | $ | 76,909 |  |  | $ | 75,729 |  |  | $ | 46,999 |  |  | $ | 61,643 |
Denominator: |  |  |  |  |  |  |
Basic weighted-average shares (a) | 169,237 |  |  | 166,990 |  |  | 169,268 |  |  | 167,664 |
Common stock equivalents (b) | 2,871 |  |  | 1,623 |  |  | 2,875 |  |  | 2,565 |
Shares attributable to 0.5% Exchangeable Senior Notes | 5,858 |  |  |  |  |  | 5,858 |  |  |  |
Diluted weighted-average shares | 177,966 |  |  | 168,613 |  |  | 178,001 |  |  | 170,229 |
Other information: |  |  |  |  |  |  |
Weighted-average number of anti-dilutive options and restricted stock units (b) | 1,159 |  |  | 4,663 |  |  | 1,198 |  |  | 3,279 |
Shares issued under stock incentive and employee stock purchase plans | 728 |  |  | 2,269 |  |  | 94 |  |  | 666 |
(a) | Basic weighted-average shares include the weighted-average number of shares outstanding for the period and vested shares issuable under restricted stock unit awards.
(b) | Based upon the average closing price of the Company’s 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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