Common stock reserved for outstanding stock options and restricted stock units.

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- Definition

Percentage of ownership of Company's common stock for restricts certain transfers.

+ References

No definition available.

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- Definition

Aggregate number of common shares reserved for future issuance.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
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- Definition

Aggregate dividends declared during the period for each share of common stock outstanding.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
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- Definition

Face amount or stated value per share of common stock.

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- Definition

The maximum number of common shares permitted to be issued by an entity's charter and bylaws.

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-Name Accounting Standards Codification
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- Definition

Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.

+ References

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- Definition

Face amount or stated value per share of preferred stock nonredeemable or redeemable solely at the option of the issuer.

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- Definition

The maximum number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) permitted to be issued by an entity's charter and bylaws.

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- Definition

Total number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) issued to shareholders (includes related preferred shares that were issued, repurchased, and remain in the treasury). May be all or portion of the number of preferred shares authorized. Excludes preferred shares that are classified as debt.

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- Definition

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.

+ References

No definition available.

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- Definition

The number of shares authorized to be repurchased by an entity's Board of Directors under a stock repurchase plan.

+ References

No definition available.

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Total cost of shares repurchased divided by the total number of shares repurchased.

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Number of shares that have been repurchased during the period and are being held in treasury.

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Stockholders' Equity (Details Textual) - $ / shares	2 Months Ended	12 Months Ended
Stockholders' Equity (Details Textual) - $ / shares	Dec. 18, 2020	Oct. 31, 2020	Oct. 31, 2019	Oct. 31, 2018	Mar. 10, 2020	May 23, 2016
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common Stock, Shares Authorized		400,000,000
Common Stock, Par or Stated Value Per Share		$ 0.01
Preferred Stock, Shares Authorized		15,000,000
Preferred Stock, Par or Stated Value Per Share		$ 0.01
Common Stock, Shares, Outstanding		126,500,000
Common Stock Reserved for Outstanding Stock Options and Restricted Stock Units		5,100,000
Preferred Stock, Shares Issued		0	0
Common Stock, Dividends, Per Share, Declared		$ 0.44	$ 0.44
Treasury Stock, Shares, Acquired		15,952,000	6,619,000	12,108,000
Treasury Stock Acquired, Average Cost Per Share		$ 39.75	$ 35.28	$ 41.56
Percentage of Ownership of Company's Common Stock for Restricts Certain Transfers		4.95%
Subsequent Event [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Treasury Stock, Shares, Acquired	2,400,000
Treasury Stock Acquired, Average Cost Per Share	$ 45.04
Share-based Payment Arrangement, Option [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common Stock, Capital Shares Reserved for Future Issuance		6,700,000
Employee Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common Stock, Capital Shares Reserved for Future Issuance		352,000
May 2016 Repurchase Program [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Authorization to repurchase shares						20,000,000
March 2020 Repurchase Program [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Authorization to repurchase shares					20,000,000