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Stock-Based Compensation (Assumptions To Estimate The Fair Value For Stock Options At Grant Date) (Details) - $ / shares
12 Months Ended
Feb. 29, 2016
Feb. 24, 2015
Mar. 04, 2014
[1]
Jan. 28, 2017
Jan. 30, 2016
Jan. 31, 2015
[1]
Assumptions            
Weighted-average volatility       36.80% 29.40% 30.10%
Weighted-average expected dividend yield       2.20% 1.80% 2.20%
Expected life in years       6 years 11 months 6 years 8 months 6 years 9 months
Minimum [Member]            
Assumptions            
Risk-free interest rate       0.70% 0.20% 0.20%
Maximum [Member]            
Assumptions            
Risk-free interest rate       1.90% 2.10% 2.60%
Stock options [Member]            
Grant Date Information            
Weighted-average fair value per option at grant date $ 16 $ 21 $ 16      
Exercise price per option $ 51 $ 81 $ 61 $ 50    
[1] As part of the Trunk Club acquisition in 2014, the weighted-average fair value per option at the grant date was $59.