Quarterly report pursuant to Section 13 or 15(d)

ACQUISITON (Narrative) (Details)

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ACQUISITON (Narrative) (Details)
$ / shares in Units, $ in Millions
1 Months Ended 3 Months Ended 6 Months Ended
Jul. 06, 2015
USD ($)
$ / shares
shares
Aug. 01, 2015
USD ($)
Aug. 01, 2015
USD ($)
shares
Aug. 02, 2014
USD ($)
Aug. 01, 2015
USD ($)
shares
Aug. 02, 2014
USD ($)
Jan. 31, 2015
USD ($)
Business Acquisition [Line Items]              
Finite-lived intangible asset, off-market lease, favorable, gross   $ 620.8 $ 620.8 $ 1.7 $ 620.8 $ 1.7 $ 0.9
Off-market Lease, unfavorable   162.4 162.4 0.0 162.4 0.0 0.0
Other current liabilities   837.8 837.8 256.1 837.8 256.1 $ 385.3
Net sales     3,011.2 2,031.1 5,187.8 4,031.4  
Net income (loss)     (98.0) 121.5 (28.5) 259.7  
Inventory Write-down   60.0          
Purchase accounting adjustments   24.1          
Severance and integration costs   5.7          
Adjustment to cost of goods sold     (2,156.0) $ (1,337.0) $ (3,583.7) $ (2,640.7)  
Fair Value Adjustment to Inventory              
Business Acquisition [Line Items]              
Adjustment to cost of goods sold   11.1          
Family Dollar              
Business Acquisition [Line Items]              
Business acquisition price per share (usd per share) | $ / shares $ 59.60            
Payments to acquire business     $ 6,800.0        
Number of shares issued in business acquisition | shares     28,500,000   28,500,000    
Acquisition cost paid in common stock $ 2,300.0            
Indefinite-lived intangible assets acquired     $ 3,100.0        
Finite-lived intangible asset, off-market lease, favorable, gross 629.3            
Off-market Lease, unfavorable 164.5            
Finite-lived intangible assets acquired     5.5        
Long-term debt, including current portion $ 485.2            
Number of stores required for divestiture 330            
Other current liabilities $ 91.4            
Net sales   811.6          
Net income (loss)   72.7          
Business Combination, Acquisition Related Costs         $ 28.0    
Business combination, acquisition-related interest expense     17.6        
Debt Issuance Cost         163.2    
Deferred Finance Costs, Noncurrent, Gross   $ 158.5 $ 158.5   $ 158.5    
Family Dollar | Minimum | Common Stock              
Business Acquisition [Line Items]              
Conversion of stock (shares) | shares 0.2484            
Family Dollar | Private Placement              
Business Acquisition [Line Items]              
Long-term Debt $ 185.2            
Family Dollar | Senior Notes              
Business Acquisition [Line Items]              
Long-term debt, including current portion $ 300.0            
Stated percentage 5.00%