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Income Per Share Information (Tables) | 6 Months Ended
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Apr. 30, 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):
| Six months ended April 30, |  | Three months ended April 30,
| 2013 |  | 2012 |  | 2013 |  | 2012
Numerator: |  |  |  |  |  |  |
Net income as reported | $ | 29,106 |  |  | $ | 14,086 |  |  | 24,674 |  |  | 16,872 |
Plus: Interest and costs attributable to 0.5% Exchangeable Senior Notes, net of income tax benefit | 804 |  |  |  |  |  | 401 |  |  |  |
Numerator for diluted earnings per share | $ | 29,910 |  |  | $ | 14,086 |  |  | $ | 25,075 |  |  | $ | 16,872 |
Denominator: |  |  |  |  |  |  |
Basic weighted-average shares (a) | 169,222 |  |  | 166,652 |  |  | 169,380 |  |  | 166,994 |
Common stock equivalents (b) | 2,869 |  |  | 1,153 |  |  | 2,898 |  |  | 1,509 |
Shares attributable to 0.5% Exchangeable Senior Notes | 5,858 |  |  |  |  |  | 5,858 |  |  |  |
Diluted weighted-average shares | 177,949 |  |  | 167,805 |  |  | 178,136 |  |  | 168,503 |
Other information: |  |  |  |  |  |  |
Weighted-average number of anti-dilutive options and restricted stock units(b) | 1,139 |  |  | 5,355 |  |  | 1,299 |  |  | 3,983 |
Shares issued under stock incentive and employee stock purchase plans | 634 |  |  | 1,603 |  |  | 110 |  |  | 661 |
(a) | Basic weighted-average shares included 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. + References No definition available. + Details
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