Quarterly report pursuant to Section 13 or 15(d)

BASIS OF PRESENTATION (Acquisition) (Details)

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BASIS OF PRESENTATION (Acquisition) (Details) - USD ($)
shares in Millions, $ in Millions
3 Months Ended 6 Months Ended
Aug. 01, 2015
Aug. 01, 2015
Aug. 02, 2014
Business Acquisition [Line Items]      
Acquisition cost paid in common stock   $ 2,274.4 $ 0.0
Family Dollar      
Business Acquisition [Line Items]      
Payments to acquire business $ 6,525.6 $ 6,800.0  
Number of shares issued in business acquisition 28.5 28.5  
Acquisition cost paid in common stock $ (2,272.4) $ 2,300.0