The estimated fair value of restricted stock units issued during the period.

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- Definition

Shares withheld for income taxes related to share issued for RSU

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No definition available.

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Summary of aggregate number and unamortized value of outstanding of non-performance-based restricted stock units.

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No definition available.

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Value of shares withheld for income taxes on restricted shares issued

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Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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Amount of cost not yet recognized for nonvested award under share-based payment arrangement.

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The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Price of a single share of a number of saleable stocks of a company.

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Number of shares issued during the period related to Restricted Stock Awards, net of any shares forfeited.

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Stock-Based Benefit Plans (Nonperformance-based RSUs) (Details 9) - USD ($)	12 Months Ended
	Oct. 31, 2019	Oct. 31, 2018	Oct. 31, 2017	Dec. 20, 2016	Dec. 18, 2015	Dec. 16, 2014
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock based expense recognized	$ 26,180,000	$ 28,312,000	$ 28,466,000
Summary of aggregate number and unamortized value of outstanding non-performance based RSUs
Unamortized value of RSUs	$ 18,700,000	$ 20,900,000	$ 24,200,000
Restricted Stock Units (RSUs) [Member] \| Vesting Based On Service [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period	449,380	296,790	377,564
Share Price				$ 33.04	$ 47.84	$ 31.61
Fair value of restricted stock units issued	$ 14,848,000	$ 14,198,000	$ 11,935,000
Stock based expense recognized	$ 13,627,000	$ 11,193,000	$ 7,572,000
Summary of aggregate number and unamortized value of outstanding non-performance based RSUs
Aggregate outstanding RSUs	1,137,936	850,853	673,224
Unamortized value of RSUs	$ 8,694,000	$ 8,818,000	$ 6,783,000
Shares withheld for income taxes related to share issued for RSU	29,681	23,289	20,400
Value of shares withheld for income taxes on restricted shares issued	$ 1,042	$ 1,145	$ 664,300
Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures	82,795	58,552	52,757