Face (par) amount of debt instrument at time of issuance.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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- Definition

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

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 10
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-Subparagraph (SX 210.5-02.22(a)(1))
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- Definition

Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

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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 carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 02
-Paragraph 19, 20, 22
-Article 5

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Balance Type:	credit
Period Type:	instant

- Definition

Amount of current borrowing capacity under the credit facility considering any current restrictions on the amount that could be borrowed (for example, borrowings may be limited by the amount of current assets), but without considering any amounts currently outstanding under the facility.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
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-Paragraph 1
-Subparagraph (SX 210.5-02.19(b),22(b))
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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Fair value of the amount outstanding under the credit facility.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
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-Paragraph 10
-Subparagraph (a)
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Balance Type:	credit
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- Definition

The effective interest rate at the end of the reporting period.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
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-Paragraph 1
-Subparagraph (SX 210.5-02.19(b),22(b))
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- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ 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 210.5-02.19(b),22(b))
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Balance Type:	credit
Period Type:	instant

- Definition

Amount of the required periodic payments of both interest and principal.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
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Balance Type:	debit
Period Type:	duration

- Definition

Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
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Balance Type:	credit
Period Type:	instant

- Definition

Reflects the total carrying amount as of the balance sheet date of debt having initial terms less than one year or the normal operating cycle, if longer.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
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- Definition

Cash Collateral Covering Percentage

+ References

No definition available.

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Debt - Additional Information (Detail)		12 Months Ended
Debt - Additional Information (Detail)	Aug. 01, 2015 USD ($)	Nov. 01, 2015 USD ($)	Aug. 01, 2015 GBP (£)	Jun. 07, 2015 USD ($)	Nov. 02, 2014 USD ($)
Extinguishment of Debt [Line Items]
Total outstanding short-term borrowings		$ 100,000,000			$ 128,500,000
Interest rate		8.20%			8.20%
Short Term Financing Program
Extinguishment of Debt [Line Items]
Debt instrument term	1 year
Face amount of debt	$ 150,000,000.0
Borrowing base	160,800,000
Current borrowing capacity	150,000,000
Borrowing capacity of facility	250,000,000.0	$ 200,000,000.0
Amount outstanding		$ 100,000,000			$ 120,000,000
Weighted average interest rate		1.80%			1.60%
Available borrowing capacity of facility		$ 35,700,000
8.2% Term Loan
Extinguishment of Debt [Line Items]
Debt instrument term		20 years
Amount outstanding		$ 7,300,000
Interest rate		8.20%
Interest payments per quarter		$ 400,000
Letter of Credit \| Short Term Financing Program
Extinguishment of Debt [Line Items]
Current borrowing capacity	50,000,000.0
Amount outstanding		$ 25,100,000
Short-Term Credit Facility
Extinguishment of Debt [Line Items]
Current borrowing capacity				$ 45,000,000.0
Amount outstanding					$ 8,500,000
Weighted average interest rate					1.80%
Cash collateral covering percentage		105.00%
Canada, Dollars \| Revolving Credit Facility \| Short Term Financing Program
Extinguishment of Debt [Line Items]
Current borrowing capacity	$ 30,000,000.0
British Pounds Sterling \| Revolving Credit Facility \| Short Term Financing Program
Extinguishment of Debt [Line Items]
Current borrowing capacity \| £			£ 20,000,000.0