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Summary of Significant Accounting Policies - Additional Information (Details) (USD $)	9 Months Ended
	Nov. 01, 2014 Segment
Significant Accounting Policies [Line Items]
Number of reportable segment	1
Stop-loss insurance maintained by insurance company, deductible per person	$ 100
Stop-loss insurance maintained by insurance company, deductible per person	$ 150
Minimum
Significant Accounting Policies [Line Items]
Furniture, fixtures, and equipment, estimated useful life	P3Y
Maximum
Significant Accounting Policies [Line Items]
Furniture, fixtures, and equipment, estimated useful life	P10Y

X

- Definition

Health care organization stop loss insurance premium deductible.

+ References

No definition available.

+ Details

Name:	spwh_HealthCareOrganizationStopLossInsurancePremiumDeductible
Namespace Prefix:	spwh_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Details

Name:	spwh_SignificantAccountingPoliciesLineItems
Namespace Prefix:	spwh_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Workers compensation stop loss insurance premium deductible.

+ References

No definition available.

+ Details

Name:	spwh_WorkersCompensationStopLossInsurancePremiumDeductible
Namespace Prefix:	spwh_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.

+ References

No definition available.

+ Details

Name:	us-gaap_NumberOfReportableSegments
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Describes the periods of time over which an entity anticipates to receive utility from its property, plant and equipment (that is, the periods of time over which an entity allocates the initial cost of its property, plant and equipment).

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 235

-SubTopic 10

-Section 50

-Paragraph 3

-URI http://asc.fasb.org/extlink&oid=6367646&loc=d3e18780-107790



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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 360

-SubTopic 10

-Section 35

-Paragraph 4

-URI http://asc.fasb.org/extlink&oid=6539997&loc=d3e1205-110223

+ Details

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