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Stock-Based Compensation - Stock Option Activity, Related to Incentive Plan (Details) $ / shares in Units, shares in Thousands, $ in Thousands	6 Months Ended
	Apr. 30, 2016 USD ($) $ / shares shares
2005 Stock Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Weighted-average remaining life of stock options	2 years 8 months 12 days
2011 Management Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Weighted-average remaining life of stock options	4 years 9 months 18 days
Restricted Stock [Member] | 2011 Management Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Outstanding, Number of Shares, Beginning Balance | shares	75
Vested, Number of Shares | shares	(39)
Granted, Number of Shares | shares	51
Outstanding, Number of Shares, Ending Balance | shares	87
Outstanding, Weighted-Average Exercise Price, balance balance | $ / shares	$ 39.01
Vested, Weighted-Average Exercise Price | $ / shares	39.5
Granted, Weighted-Average Exercise Price | $ / shares	48.58
Outstanding, Weighted-Average Exercise Price, ending balance | $ / shares	$ 44.76
Aggregate Intrinsic Value | $	$ 5,010
Stock Options [Member] | 2005 Stock Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Outstanding, Number of Shares, beginning balance | shares	10
Outstanding, Number of Shares, ending balance | shares	10
Exercisable, Number of Shares | shares	10
Outstanding, Weighted-Average Exercise Price, beginning balance | $ / shares	$ 18.28
Outstanding, Weighted-Average Exercise Price, ending balance | $ / shares	18.28
Exercisable, Weighted-Average Exercise Price | $ / shares	$ 18.28
Outstanding, Aggregate Intrinsic Value | $	$ 574
Exercisable, Aggregate Intrinsic Value | $	$ 574
Stock Options [Member] | 2011 Management Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Outstanding, Number of Shares, beginning balance | shares	14
Outstanding, Number of Shares, ending balance | shares	14
Exercisable, Number of Shares | shares	8
Outstanding, Weighted-Average Exercise Price, beginning balance | $ / shares	$ 23.00
Outstanding, Weighted-Average Exercise Price, ending balance | $ / shares	23.00
Exercisable, Weighted-Average Exercise Price | $ / shares	$ 23.06
Outstanding, Aggregate Intrinsic Value | $	$ 482
Exercisable, Aggregate Intrinsic Value | $	$ 275

X

- Definition

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).

+ 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)(1)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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- Definition

The weighted average fair value at grant date for nonvested equity-based awards issued 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).

+ 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)(1)
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- Definition

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.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(2)(i)-(ii)
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- Definition

The weighted average fair value of nonvested awards on equity-based plans excluding option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, revenue or profit achievement stock award plan) for which the employer is contingently obligated to issue equity instruments or transfer assets to an employee who has not yet satisfied service or performance criteria necessary to gain title to proceeds from the sale of the award or underlying shares or units.

+ References

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-Publisher FASB
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-SubTopic 10
-Section 50
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The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
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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

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-Publisher FASB
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The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
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-Section 50
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- Definition

The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
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- Definition

Amount by which the current fair value of the underlying stock exceeds the exercise price of options outstanding.

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Number of options outstanding, including both vested and non-vested options.

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Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

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Intrinsic value of equity-based compensation awards outstanding. Excludes stock and unit options.

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Amount of difference between fair value of the underlying shares reserved for issuance and exercise price of vested portions of options outstanding and currently exercisable.

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Weighted average remaining contractual term for option awards outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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