| SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES Segment Information (Details) | 12 Months Ended | 
|---|---|
| Jan. 30, 2016 | |
| Acquisition [Abstract] | |
| Number of retail discount stores | 13,800 | 
| Number of states stores operating in | 48 | 
| Number of Canadian provinces | 5 | 
| Number of Reportable Segments | 2 | 
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- Definition Acquisition [Abstract] No definition available. 
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- Definition Number of Canadian provinces that retail store locations operate in No definition available. 
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- Definition Number of retail discount stores No definition available. 
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- Definition Number of states retail store locations operating in. No definition available. 
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- 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. No definition available. 
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