Forfeited and expired options from total cancellations [Abstract]

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Shares under option plan cancelled during the reporting period as a result of occurrence of a terminating event, including contractual agreements pertaining to the stock option plan or other expiration events.

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No definition available.

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For presentations that combine terminations, the weighted average price of expired options and the price at which grantees could have acquired the underlying shares with respect to stock options that were terminated during the reporting period due to noncompliance with plan terms during the reporting period.

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No definition available.

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Share Based Compensation Arrangement By Share Based Payment Award Options Forfeited And Expired Additional Disclosures [Abstract]

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Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Period End Number

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- Definition

Number of options or other stock instruments for which the right to exercise has lapsed under the terms of the plan agreements.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
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- Definition

For presentations that combine terminations, the number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan or that expired.

+ References

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- Definition

Weighted average price of options that were either forfeited or expired.

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- Definition

The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan.

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-Publisher FASB
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- Definition

Net number of share options (or share units) granted during the period.

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- Definition

Gross number of share options (or share units) granted during the period.

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- Definition

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

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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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- Definition

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

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- Definition

Weighted average price at which option holders acquired shares when converting their stock options into shares.

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Weighted average price at which grantees could have acquired the underlying shares with respect to stock options of the plan that expired.

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Weighted average price at which grantees could have acquired the underlying shares with respect to stock options that were terminated.

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Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options.

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Number of share options (or share units) exercised during the current period.

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SHARE-BASED COMPENSATION Stock Option Activity (Details) - $ / shares shares in Thousands	12 Months Ended
	Oct. 31, 2016	Oct. 31, 2015	Oct. 31, 2014
Share-based Compensation [Abstract]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross	0
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]
Outstanding, beginning balance (in shares)	5,712
Granted (in shares)	0
Exercised (in shares)	(1,547)
Options Cancelled/Forfeited/Expired (in shares)	(59)
Outstanding, ending balance (in shares)	4,106	5,712
Share-based Compensation Arrangement by Share-based Payment Award, Options, Additional Disclosures [Abstract]
Weighted-average exercise price per share, beginning of period (in dollars per share)	$ 31
Weighted-average exercise price per share, granted (in dollars per share)	0
Weighted-average exercise price per share, exercised (in dollars per share)	25	$ 24	$ 30
Weighted-average exercise price per share, cancelled, expired and forfeited (in dollars per shares)	33
Weighted-average exercise price per share, end of period (in dollars per share)	$ 33
Forfeited and expired options from total cancellations [Abstract]
Forfeited (in shares)	31
Expired (in shares)	28
Options Cancelled/Forfeited/Expired (in shares)	59
Share-based Compensation Arrangement by Share-based Payment Award, Options forfeited and expired, Additional Disclosures [Abstract]
Weighted-average exercise price per share, forfeited (in dollars per share)	$ 38
Weighted-average exercise price per share, expired (in dollars per share)	28
Weighted-average exercise price per share, total options cancelled (in dollars per share)	$ 33