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Supplementary Data - Selected Unaudited Quarterly Financial Data (Tables) | 12 Months Ended
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Oct. 31, 2015
Quarterly Financial Information Disclosure [Abstract] |
Schedule of Quarterly Financial Information | The table below includes certain unaudited financial information for the last eight fiscal quarters. Refer to Note 2 of Notes to Consolidated Financial Statements for information on our fiscal year end.
| Quarter Ended
| January 31, |  | April 30, |  | July 31, |  | October 31,
| (in thousands, except per share data)
2015 |  |  |  |  |  |  |
Revenue | $ | 542,043 |  |  | $ | 557,204 |  |  | $ | 555,805 |  |  | $ | 587,159 |
Gross margin | 417,410 |  |  | 432,232 |  |  | 426,334 |  |  | 447,315 |
Income before provision for income taxes | 76,615 |  |  | 83,884 |  |  | 65,193 |  |  | 55,918 |
Net income | 65,189 |  |  | 55,596 |  |  | 55,387 |  |  | 49,762 |
Net income per share |  |  |  |  |  |  |
Basic | $ | 0.42 |  |  | $ | 0.36 |  |  | $ | 0.36 |  |  | $ | 0.32 |
Diluted | 0.41 |  |  | 0.35 |  |  | 0.35 |  |  | 0.31 |
2014 |  |  |  |  |  |  |
Revenue | $ | 478,951 |  |  | $ | 517,697 |  |  | $ | 521,812 |  |  | $ | 539,012 |
Gross margin | 373,102 |  |  | 403,612 |  |  | 406,282 |  |  | 417,591 |
Income before provision for income taxes | 71,184 |  |  | 68,059 |  |  | 70,771 |  |  | 62,128 |
Net income | 67,696 |  |  | 63,317 |  |  | 65,656 |  |  | 62,455 |
Net income per share |  |  |  |  |  |  |
Basic | $ | 0.44 |  |  | $ | 0.41 |  |  | $ | 0.42 |  |  | $ | 0.40 |
Diluted | 0.43 |  |  | 0.40 |  |  | 0.42 |  |  | 0.39 |

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- Definition Tabular disclosure of the quarterly financial data in the annual financial statements. The disclosure includes financial information for each fiscal quarter for the current and previous year, including revenues, gross profit, income (loss) before extraordinary items and cumulative effect of a change in accounting principle and earnings per share data. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a)-(j) -URI http://asc.fasb.org/extlink&oid=35737889&loc=d3e1280-108306 + Details
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