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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] | Parent [Member] | Noncontrolling Interest [Member]
--- | --- | --- | --- | --- | --- | --- | --- | ---
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) | $ 3,854,376 | $ 6,321
Net income | $ 363,167 |  |  | 363,167 |  |  | 363,167 |
Purchase of treasury stock, shares | (1,665) |  |  |  |  |  |  |
Purchase of treasury stock, value | $ (56,888) |  |  |  | (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 |  | 37,826 |
Employee stock purchase issuances, shares |  |  |  |  |  |  |  |
Employee stock purchase issuances, value | 844 |  | 16 |  | 828 |  | 844 |
Stock-based compensation | 22,903 |  | 22,903 |  |  |  | 22,903 |
Other Comprehensive Income (Loss) | 329 |  |  |  |  | 329 | 329 |
Income (loss) attributable to noncontrolling interest | (14) |  |  |  |  |  | 0 | (14)
Capital contribution (distribution) | (785) |  |  |  |  |  | 0 | (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) | 4,222,557 | 5,522
Net income | $ 382,095 |  |  | 382,095 |  |  | 382,095 |
Purchase of treasury stock, shares | (13,652) |  |  |  |  |  |  |
Purchase of treasury stock, value | $ (392,772) |  |  |  | (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 |  | (9,524) |
Employee stock purchase issuances, shares |  |  |  |  |  |  |  |
Employee stock purchase issuances, value | 1,084 |  | (46) |  | 1,130 |  | 1,084 |
Stock-based compensation | 26,679 |  | 26,679 |  |  |  | 26,679 |
Other Comprehensive Income (Loss) | (827) |  |  |  |  | (827) | (827) |
Income (loss) attributable to noncontrolling interest | (16) |  |  |  |  |  | 0 | (16)
Capital contribution (distribution) | 404 |  |  |  |  |  | 0 | 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) | 4,229,292 | 5,910
Net income | $ 535,495 |  |  | 535,495 |  |  | 535,495 |
Purchase of treasury stock, shares | (7,694) |  |  |  |  |  |  |
Purchase of treasury stock, value | $ (290,881) |  |  |  | (290,881) |  | (290,881) |
Exercise of stock options and stock-based compensation issuances, shares |  |  |  |  |  |  |  |
Exercise of stock options and stock-based compensation issuances, value | 64,903 |  | (36,896) |  | 101,799 |  | 64,903 |
Employee stock purchase issuances, shares |  |  |  |  |  |  |  |
Employee stock purchase issuances, value | 1,221 |  | 81 |  | 1,140 |  | 1,221 |
Stock-based compensation | 28,466 |  | 28,466 |  |  |  | 28,466 |
Dividends | (38,728) |  |  | (38,728) |  |  | (38,728) |
Other Comprehensive Income (Loss) | 1,426 |  |  |  |  | 1,426 | 1,426 |
Income (loss) attributable to noncontrolling interest | (14) |  |  |  |  |  | 0 | (14)
Capital contribution (distribution) |  |  |  |  |  |  |  |
Shares, Issued at Oct. 31, 2017 |  | 177,937 |  |  |  |  |  |
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest at Oct. 31, 2017 | $ 4,537,090 | $ 1,779 | $ 720,115 | $ 4,474,064 | $ (662,854) | $ (1,910) | $ 4,531,194 | $ 5,896

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