Rental expense for the reporting period incurred under operating leases, including minimum and any contingent rent expense, net of related sublease income.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 840

-SubTopic 20

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6453985&loc=d3e41499-112717

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

Commitments and Contingencies - Additional Information (Detail) (USD $) In Millions, unless otherwise specified	12 Months Ended				0 Months Ended
	Oct. 28, 2012	Oct. 31, 2012	Oct. 30, 2011	Oct. 31, 2010	Jul. 31, 2013 Scenario, Forecast [Member]
Loss Contingencies [Line Items]
Operating leases rental expense	$ 19.8		$ 20.3	$ 22.3
Operating leases for additional space future minimal rental commitments					$ 4.1
Operating lease expiration date		April 2019