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Acquisitions and Divestitures (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jan. 01, 2017
Sep. 30, 2016
Jun. 03, 2016
Mar. 04, 2017
Dec. 02, 2017
Dec. 03, 2016
Jun. 03, 2017
Business Acquisition [Line Items]              
Proceeds from sale of property and dealers         $ 2.0 $ 0.0  
Naughtone Holdings Limited              
Business Acquisition [Line Items]              
Percentage of voting interests acquired     50.00%        
Purchase price   $ 0.6 $ 12.4        
Wholly-owned contract furniture dealership [Member] | CANADA              
Business Acquisition [Line Items]              
Proceeds from sale of property and dealers         2.0    
(Gain) loss on sales of property and dealers         (1.1)    
Wholly-owned contract furniture dealership [Member] | PENNSYLVANIA              
Business Acquisition [Line Items]              
Proceeds from sale of property and dealers $ 3.0            
(Gain) loss on sales of property and dealers       $ 0.7      
Accounts and Notes Receivable, Net         $ 2.3   $ 1.4