Annual report pursuant to Section 13 and 15(d)

SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES Acquisition (Details)

v3.3.1.900
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES Acquisition (Details) - USD ($)
shares in Millions, $ in Millions
12 Months Ended
Jan. 30, 2016
Jan. 31, 2015
Feb. 01, 2014
Jul. 06, 2015
Business Acquisition [Line Items]        
Business Combination, Consideration Transferred, Equity Interests Issued and Issuable $ 0.0 $ 0.0 $ 0.0  
Family Dollar [Member]        
Acquisition [Abstract]        
Business Combination, Consideration Transferred $ 6,800.0      
Business Acquisition [Line Items]        
Business Acquisition, Equity Interest Issued or Issuable, Number of Shares 28.5      
Business Acquisition, Equity Interest Issued or Issuable, Value Assigned       $ 2,300.0