Organization and Business (Details)	Feb. 02, 2013 item
Organization and Business
Number of stores operated	513
Number of states in which company operates	29

The number of states the entity operates in as of the balance sheet date.

No definition available.

Name:	us-gaap_NumberOfStatesInWhichEntityOperates
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant