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Acquisitions and Divestitures - Finite-Lived and Indefinite-Lived Intangible Assets Acquired as Part of Business Combination (Details) - USD ($)
$ in Millions
12 Months Ended
Jul. 28, 2014
May 28, 2016
Customer Relationships    
Business Acquisition    
Useful Life   10 years
Acquisition Of Design Within Reach (DWR) [Member]    
Business Acquisition    
Total Intangibles acquired $ 68.5  
Acquisition Of Design Within Reach (DWR) [Member] | Exclusive Distribution Agreements [Member]    
Business Acquisition    
Finite-lived intangible assets acquired during period $ 0.2  
Useful Life 1 year 6 months  
Acquisition Of Design Within Reach (DWR) [Member] | Customer Relationships    
Business Acquisition    
Finite-lived intangible assets acquired during period $ 12.0  
Acquisition Of Design Within Reach (DWR) [Member] | Customer Relationships | Minimum    
Business Acquisition    
Useful Life 10 years  
Acquisition Of Design Within Reach (DWR) [Member] | Customer Relationships | Maximum    
Business Acquisition    
Useful Life 16 years  
Acquisition Of Design Within Reach (DWR) [Member] | Product Development Designs [Member]    
Business Acquisition    
Finite-lived intangible assets acquired during period $ 1.2  
Useful Life 7 years  
Acquisition Of Design Within Reach (DWR) [Member] | Trademarks and Trade Names [Member]    
Business Acquisition    
Trade Names and Trademarks $ 55.1