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Consolidated Statements of Changes in Equity - USD ($) shares in Thousands, $ in Thousands | Total | Common Stock [Member] | Additional Paid-in Capital [Member] | Retained Earnings [Member] | Treasury Stock [Member] | Accumulated Other Comprehensive Income (Loss) [Member] | Noncontrolling Interest [Member]
--- | --- | --- | --- | --- | --- | --- | ---
Shares, Issued at Oct. 31, 2013 |  | 169,353 |  |  |  |  |
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest at Oct. 31, 2013 | $ 3,339,164 | $ 1,694 | $ 441,677 | $ 2,892,003 | $ 0 | $ (2,387) | $ 6,177
Net income | 340,032 |  |  | 340,032 |  |  |
Issuance of common stock, shares |  | 7,188 |  |  |  |  |
Issuance of common stock, value | $ 220,438 | $ 72 | 220,366 |  |  |  |
Purchase of treasury stock, shares | (2,947) |  |  |  |  |  |
Purchase of treasury stock, value | $ (90,754) |  |  |  | (90,754) |  |
Exercise of stock options and stock-based compensation issuances, shares |  | 1,389 |  |  |  |  |
Exercise of stock options and stock-based compensation issuances, value | 29,753 | $ 13 | 28,197 |  | 1,543 |  |
Employee stock purchase issuances, shares |  |  |  |  |  |  |
Employee stock purchase issuances, value | 715 |  | 266 |  | 449 |  |
Stock-based compensation | 21,656 |  | 21,656 |  |  |  |
Other Comprehensive Income (Loss) | (451) |  |  |  |  | (451) |
Income (loss) attributable to noncontrolling interest | (28) |  |  |  |  |  | (28)
Capital contribution (distribution) | 172 |  |  |  |  |  | 172
Shares, Issued at Oct. 31, 2014 |  | 177,930 |  |  |  |  |
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest at Oct. 31, 2014 | 3,860,697 | $ 1,779 | 712,162 | 3,232,035 | (88,762) | (2,838) | 6,321
Net income | $ 363,167 |  |  | 363,167 |  |  |
Purchase of treasury stock, shares | (1,665) |  |  |  |  |  |
Purchase of treasury stock, value | $ (56,888) |  |  |  | (56,888) |  |
Exercise of stock options and stock-based compensation issuances, shares |  | 1 |  |  |  |  |
Exercise of stock options and stock-based compensation issuances, value | 37,826 |  | (6,956) |  | 44,782 |  |
Employee stock purchase issuances, shares |  |  |  |  |  |  |
Employee stock purchase issuances, value | 844 |  | 16 |  | 828 |  |
Stock-based compensation | 22,903 |  | 22,903 |  |  |  |
Other Comprehensive Income (Loss) | 329 |  |  |  |  | 329 |
Income (loss) attributable to noncontrolling interest | (14) |  |  |  |  |  | (14)
Capital contribution (distribution) | (785) |  |  |  |  |  | (785)
Shares, Issued at Oct. 31, 2015 |  | 177,931 |  |  |  |  |
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest at Oct. 31, 2015 | 4,228,079 | $ 1,779 | 728,125 | 3,595,202 | (100,040) | (2,509) | 5,522
Net income | $ 382,095 |  |  | 382,095 |  |  |
Purchase of treasury stock, shares | (13,652) |  |  |  |  |  |
Purchase of treasury stock, value | $ (392,772) |  |  |  | (392,772) |  |
Exercise of stock options and stock-based compensation issuances, shares |  | 6 |  |  |  |  |
Exercise of stock options and stock-based compensation issuances, value | (9,524) |  | (26,294) |  | 16,770 |  |
Employee stock purchase issuances, shares |  |  |  |  |  |  |
Employee stock purchase issuances, value | 1,084 |  | (46) |  | 1,130 |  |
Stock-based compensation | 26,679 |  | 26,679 |  |  |  |
Other Comprehensive Income (Loss) | (827) |  |  |  |  | (827) |
Income (loss) attributable to noncontrolling interest | (16) |  |  |  |  |  | (16)
Capital contribution (distribution) | 404 |  |  |  |  |  | 404
Shares, Issued at Oct. 31, 2016 |  | 177,937 |  |  |  |  |
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest at Oct. 31, 2016 | $ 4,235,202 | $ 1,779 | $ 728,464 | $ 3,977,297 | $ (474,912) | $ (3,336) | $ 5,910

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