Debt	6 Months Ended
Apr. 30, 2017
Debt Disclosure [Abstract]
Debt	11. Debt 2027 Senior Notes On April 6, 2017, the Company issued $300.0 million in aggregate principal amount of 3.5 percent ten-year senior notes due April 6, 2027, resulting in net proceeds of approximately $296.1 million after deducting the underwriting discount and offering expenses. Interest is payable semi-annually in arrears on April 6th and October 6th of each year, commencing on October 6, 2017. The 2027 Senior Notes are unsecured and unsubordinated obligations of the Company. Subsequent event – Redemption of 2017 Senior Notes On May 6, 2017, the Company used the net proceeds from the 2027 Senior Notes to redeem the remaining $250 million aggregate principal amount of its 2017 Senior Notes. The Company paid total consideration of $256.8 million to the holders of the 2017 Senior Notes at redemption, which was calculated pursuant to the terms of the Indenture that governs the notes at an amount equal to the sum of the aggregate principal amount outstanding, the present value of the remaining scheduled payments of interest through the original maturity date and the interest accrued to the date of redemption. The Company will recognize a $5.4 million non-operating loss on the extinguishment of the 2017 Senior Notes in the third quarter of fiscal 2017, representing the difference between the total consideration paid and the net carrying amount of the extinguished debt plus interest accrued to the date of redemption.

The entire disclosure for information about short-term and long-term debt arrangements, which includes amounts of borrowings under each line of credit, note payable, commercial paper issue, bonds indenture, debenture issue, own-share lending arrangements and any other contractual agreement to repay funds, and about the underlying arrangements, rationale for a classification as long-term, including repayment terms, interest rates, collateral provided, restrictions on use of assets and activities, whether or not in compliance with debt covenants, and other matters important to users of the financial statements, such as the effects of refinancing and noncompliance with debt covenants.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section 50
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21475-112644

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.19,20,22)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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