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

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

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 14
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3255-108585

Reference 2: http://www.xbrl.org/2003/role/presentationRef
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-Name Accounting Standards Codification
-Glossary Financing Activities
-URI http://asc.fasb.org/extlink&oid=6513228

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Loans Payable, Senior Notes and Mortgage Company Loan Facility Term Loan Facility (Details Textual 1) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
	Apr. 30, 2014	Oct. 31, 2014	Apr. 30, 2016
Five year term note [Member]
Debt Instrument [Line Items]
Debt Instrument, Term		5 years
Proceeds from Bank Debt	$ 485.0	$ 15.0
Debt Instrument, Interest Rate at Period End			1.85%
May 2016 Five Year Term Note [Member]
Debt Instrument [Line Items]
Debt Instrument, Interest Rate at Period End			1.85%
Guarantor Subsidiaries [Member]
Debt Instrument [Line Items]
Noncontrolling Interest, Ownership Percentage by Parent			100.00%