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Stock-Based Compensation - Summarized Activity Related to Director Deferred Compensation Shares (Detail) - Directors [Member] - Deferred Compensation Share Equivalent Units [Member] shares in Thousands | 12 Months Ended
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Oct. 31, 2015 $ / shares shares
Deferred Compensation Arrangement With Individual Share Based Payments [Line Items] |
Number of Shares, Outstanding, Beginning balance | shares | 110
Number of Shares, Restricted share units vested | shares | 12
Number of Shares, Dividend equivalents | shares | 1
Number of Shares, Distributions | shares | (23)
Number of Shares, Outstanding, Ending balance | shares | 100
Weighted-Average Grant Date Fair Value Per Share, Beginning balance | $ / shares | $ 29.74
Weighted-Average Grant Date Fair Value Per Share, Restricted share units vested | $ / shares | 69.51
Weighted-Average Grant Date Fair Value Per Share, Dividend equivalents | $ / shares | 73.46
Weighted-Average Grant Date Fair Value Per Share, Distributions | $ / shares | 21.97
Weighted-Average Grant Date Fair Value Per Share, Ending balance | $ / shares | $ 36.76

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- Definition The weighted average fair value as of grant date pertaining to an equity-based award plan other than a stock (or unit) option plan for which the grantee gained the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash in accordance with the terms of the arrangement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(2) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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