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Revenue Recognition (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Dec. 01, 2018
Nov. 25, 2017
Dec. 01, 2018
Nov. 25, 2017
Revenue Recognition [Line Items]        
Net sales for gift card and merchandise credit redemptions $ 107.8   $ 107.8  
Liability for estimated returns 151.6   151.6  
Right of return asset for merchandise $ 108.4   $ 108.4  
Sales Revenue, Net [Member] | Domestic Merchandise [Member] | Product Concentration Risk [Member]        
Revenue Recognition [Line Items]        
Percentage of net sales 34.60% 35.70% 36.40% 37.00%
Sales Revenue, Net [Member] | Home Furnishings [Member] | Product Concentration Risk [Member]        
Revenue Recognition [Line Items]        
Percentage of net sales 65.40% 64.30% 63.60% 63.00%