The number of additional common shares that would be issued convertible debt was exchanged into common shares.

No definition available.

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- Definition

debt instrument, convertible, number of shares issued per $1,000 of notes exchanged.

+ References

No definition available.

+ Details

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- Definition

Percentage of holding in subsidiary.

+ References

No definition available.

+ Details

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Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

The denomination for which the senior debt is based upon.

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Senior note payable.

+ References

No definition available.

+ Details

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Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

The price per share of the conversion feature embedded in the debt instrument.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 50
-Paragraph 5
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=6928298&loc=SL6031898-161870

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Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	instant

- Definition

Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22(a)(1))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=64930785&loc=d3e28551-108399

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Percentage price of original principal amount of debt at which debt can be redeemed by the issuer.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 470
-Section 50
-Paragraph 3
-Subparagraph e
-URI http://asc.fasb.org/extlink&oid=75038535&loc=d3e64711-112823

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Fair value amount of debt instrument that was repurchased.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Date the debt instrument was repurchased, in CCYY-MM-DD format.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

- Definition

The parent entity's interest in net assets of the subsidiary, expressed as a percentage.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

The cash inflow from additional borrowings, net of cash paid to third parties in connection with debt origination.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The cash outflow for a long-term debt where the holder has highest claim on the entity's asset in case of bankruptcy or liquidation during the period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 15
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3291-108585

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Including the current and noncurrent portions, carrying value as of the balance sheet date of Notes with the highest claim on the assets of the issuer in case of bankruptcy or liquidation (with maturities initially due after one year or beyond the operating cycle if longer). Senior note holders are paid off in full before any payments are made to junior note holders.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03.16(a))
-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
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-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03.16)
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Details

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- Details

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Loans Payable, Senior Notes, and Mortgage Company Loan Facility Senior Notes (Details Textual 3) - USD ($)	1 Months Ended	3 Months Ended				12 Months Ended
	Sep. 30, 2012	Oct. 31, 2018	Jan. 31, 2018	Oct. 31, 2017	Apr. 30, 2017	Oct. 31, 2018	Oct. 31, 2017	Oct. 31, 2016	Nov. 30, 2018	Jun. 12, 2017	Mar. 10, 2017	Sep. 05, 2012	Apr. 13, 2009
Senior Note Payable (Textual) [Abstract]
Percentage of Holding In Subsidiary		100.00%				100.00%
Issued Senior Notes		$ 2,861,375,000		$ 2,462,463,000		$ 2,861,375,000	$ 2,462,463,000
Repayments of Senior Debt							687,500,000
4.350% Senior Notes Due 2028 [Member]
Senior Note Payable (Textual) [Abstract]
Interest rate on notes		4.35%				4.35%
Issued Senior Notes		$ 400,000,000		0		$ 400,000,000	0
Proceeds from Debt, Net of Issuance Costs			$ 396,400,000
0.5% Exchangeable Senior Notes Due 2032 [Member]
Senior Note Payable (Textual) [Abstract]
Interest rate on notes		0.50%				0.50%
Debt Instrument, Redemption Price, Percentage		100.00%
Debt Instrument, Repurchase Date		Sep. 15, 2017
Debt Instrument, Repurchase Amount		$ 287,500,000.000				$ 287,500,000.000
Debt Conversion, Convertible, number of shares issued per note exchanged	20.3749
PrincipalAmountDenomination												$ 1,000
Debt Instrument, Convertible, Conversion Price												$ 49.08
Additional common share if convertible debt exchanged		5,900,000
8.91% Senior Notes due 2017 [Member]
Senior Note Payable (Textual) [Abstract]
Interest rate on notes													8.91%
Repayments of Senior Debt		$ 400,000,000
4.875% Senior Notes Due 2027 [Member]
Senior Note Payable (Textual) [Abstract]
Interest rate on notes		4.875%				4.875%				4.875%	4.875%
Debt Instrument, Interest Rate, Effective Percentage										103.655%
Issued Senior Notes		$ 450,000,000		450,000,000		$ 450,000,000	450,000,000			$ 150,000,000	$ 300,000,000
Proceeds from Debt, Net of Issuance Costs				156,400,000	$ 297,200,000
4.0% Senior Notes due 2018 [Member]
Senior Note Payable (Textual) [Abstract]
Interest rate on notes		4.00%				4.00%
Issued Senior Notes		$ 350,000,000		350,000,000		$ 350,000,000	350,000,000
Guarantor Subsidiaries [Member]
Senior Note Payable (Textual) [Abstract]
Noncontrolling Interest, Ownership Percentage by Parent		100.00%				100.00%
Issued Senior Notes
Repayments of Senior Debt
Subsequent Event [Member] \| 4.0% Senior Notes due 2018 [Member]
Senior Note Payable (Textual) [Abstract]
Interest rate on notes									4.00%
Issued Senior Notes									$ 350,000,000