Fixed charge coverage ratio.

No definition available.

Name:	bws_FixedChargeCoverageRatio
Namespace Prefix:	bws_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Line of credit borrowing capacity increase option.

+ References

No definition available.

+ Details

Name:	bws_LineOfCreditBorrowingCapacityIncreaseOption
Namespace Prefix:	bws_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Line of credit facility borrowing base availability under condition one.

+ References

No definition available.

+ Details

Name:	bws_LineOfCreditFacilityBorrowingBaseAvailabilityUnderConditionOne
Namespace Prefix:	bws_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Line of credit facility borrowing base availability under condition two.

+ References

No definition available.

+ Details

Name:	bws_LineOfCreditFacilityBorrowingBaseAvailabilityUnderConditionTwo
Namespace Prefix:	bws_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Line of credit facility percentage of borrowing base under condition one.

+ References

No definition available.

+ Details

Name:	bws_LineOfCreditFacilityPercentageOfBorrowingBaseUnderConditionOne
Namespace Prefix:	bws_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Line of credit facility percentage of borrowing base under condition two.

+ References

No definition available.

+ Details

Name:	bws_LineOfCreditFacilityPercentageOfBorrowingBaseUnderConditionTwo
Namespace Prefix:	bws_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Maximum percentage of principal redemption.

+ References

No definition available.

+ Details

Name:	bws_MaximumPercentageOfPrincipalRedemption
Namespace Prefix:	bws_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Number of consecutive business days for borrowing base availability over minimum under condition two.

+ References

No definition available.

+ Details

Name:	bws_NumberOfConsecutiveBusinessDaysForBorrowingBaseAvailabilityOverMinimumUnderConditionTwo
Namespace Prefix:	bws_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Number of consecutive business days for borrowing base availability under minimum under condition two.

+ References

No definition available.

+ Details

Name:	bws_NumberOfConsecutiveBusinessDaysForBorrowingBaseAvailabilityUnderMinimumUnderConditionTwo
Namespace Prefix:	bws_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Redemption price percentage.

+ References

No definition available.

+ Details

Name:	bws_RedemptionPricePercentage
Namespace Prefix:	bws_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

The stated principal amount of the debt instrument at time of issuance, which may vary from the carrying amount because of unamortized premium or discount.

+ References

Reference 1: 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=6451184&loc=d3e28551-108399

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 835

-SubTopic 30

-Section 55

-Paragraph 8

-URI http://asc.fasb.org/extlink&oid=6584090&loc=d3e28878-108400

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher AICPA

-Name Accounting Principles Board Opinion (APB)

-Number 21

-Paragraph 16, 20

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

+ Details

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

- Definition

Interest rate stated in the contractual debt agreement.

+ References

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 22

-Article 5

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 210.5-02.22(a)(1))

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

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

- Details

Name:	us-gaap_DebtInstrumentLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

+ References

No definition available.

+ Details

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

- 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 Statement of Financial Accounting Standard (FAS)

-Number 129

-Paragraph 2, 4

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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(b),22(b))

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 19, 22

-Article 5

+ Details

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

- Definition

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

+ References

+ Details

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

- Definition

The carrying value as of the balance sheet date of the current portion 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.

+ 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 210.5-02.20)

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 19, 20

-Article 5

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Line-of-Credit Arrangement

-URI http://asc.fasb.org/extlink&oid=6517033

+ Details

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

Long-Term And Short-Term Financing Arrangements (Narrative) (Details) (USD $)	9 Months Ended				9 Months Ended			9 Months Ended
	Oct. 27, 2012	Jan. 28, 2012	Oct. 29, 2011	Jan. 07, 2011	Oct. 27, 2012 2019 Senior Notes [Member]	May 11, 2011 2019 Senior Notes [Member]	Oct. 27, 2012 2012 Senior Notes [Member]	Oct. 27, 2012 As Per Second Condition [Member]	Oct. 27, 2012 Parent [Member]	Jan. 28, 2012 Parent [Member]	Oct. 29, 2011 Parent [Member]
Debt Instrument [Line Items]
Maximum aggregate amount of revolving credit facility				$ 530,000,000
Amount borrowed under Credit Agreement	150,000,000
Percentage of borrowing base under condition one	15.00%
Total commitment under condition one	35,000,000
Total commitment under condition two								35,000,000
Number of consecutive business days under minimum	3 days
Number of consecutive business days over minimum	30 days
Percentage of borrowing base under condition two	12.50%
Fixed charge coverage ratio	1.00%
Amount of borrowings outstanding	110,000,000	201,000,000	222,000,000						110,000,000	201,000,000	222,000,000
Letters of credit outstanding under the Credit Agreement	8,800,000
Additional borrowings under Credit Agreement	380,900,000
Aggregate principal amount						$ 200,000,000
Debt instrument, interest rate						7.125%	8.75%
Maximum percentage of principal redemption					35.00%
Redemption price percentage					107.125%