Annual report pursuant to Section 13 and 15(d)

STOCK-BASED COMPENSATION PLAN (RSU's) (Details)

v3.3.1.900
STOCK-BASED COMPENSATION PLAN (RSU's) (Details) - USD ($)
$ / shares in Units, $ in Millions
12 Months Ended
Jan. 30, 2016
Jan. 31, 2015
Feb. 01, 2014
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Stock-based compensation expense $ 52.3 $ 37.4 $ 36.2
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]      
Nonvested, beginning of period (shares) 1,583,280    
Vested (shares) (727,518)    
Forfeited (shares) (67,448)    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period 648,211    
Nonvested, end of period (shares) 1,569,421 1,583,280  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Roll Forward]      
Weighted average grant date fair value, nonvested, beginning of period (dollars per share) $ 48.48    
Weighted average grant date fair value, granted (dollars per share) 80.67    
Weighted average grant date fair value, vested (dollars per share) 50.61    
Weighted average grant date fair value, forfeited (dollars per share) 69.10    
Weighted average grant date fair value, nonvested, end of period (dollars per share) $ 63.24 $ 48.48  
Omnibus Incentive Plan [Member]      
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Roll Forward]      
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period 3 years    
Family Dollar [Member]      
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]      
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period 132,896    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Roll Forward]      
Weighted average grant date fair value, granted (dollars per share) $ 80.08