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Income Per Share Information (Tables) | 3 Months Ended
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Jan. 31, 2016
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 antidilutive options, and shares issued (amounts in thousands):
| Three months ended January 31,
| 2016 |  | 2015
Numerator: |  |  |
Net income as reported | $ | 73,180 |  |  | $ | 81,325 |
Plus interest and costs attributable to 0.5% Exchangeable Senior Notes, net of income tax benefit | 389 |  |  | 394 |
Numerator for diluted earnings per share | $ | 73,569 |  |  | $ | 81,719 |
Denominator: |  |  |
Basic weighted-average shares | 174,205 |  |  | 176,076 |
Common stock equivalents (a) | 2,328 |  |  | 2,173 |
Shares attributable to 0.5% Exchangeable Senior Notes | 5,858 |  |  | 5,858 |
Diluted weighted-average shares | 182,391 |  |  | 184,107 |
Other information: |  |  |
Weighted-average number of antidilutive options and restricted stock units (b) | 2,954 |  |  | 2,367 |
Shares issued under stock incentive and employee stock purchase plans | 473 |  |  | 677 |
(a) | Common stock equivalents represent the dilutive effect of outstanding in-the-money stock options using the treasury stock method and shares expected to be issued under performance-based restricted stock units and nonperformance-based restricted stock units.
(b) | Weighted-average number of antidilutive options and restricted stock units are 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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