Description of Business - Additional Information (Details)	3 Months Ended
May 02, 2015 Segment Stores States
Organization Consolidation And Presentation Of Financial Statements [Abstract]
Number of stores	57us-gaap_NumberOfStores
Number of states	18
Number of reportable segment	1us-gaap_NumberOfReportableSegments

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.

No definition available.

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