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Business Combination, Goodwill and Other Intangible Assets - Narrative (Details) - USD ($)
$ in Thousands
3 Months Ended 18 Months Ended
Nov. 25, 2017
Nov. 26, 2016
Nov. 25, 2017
Aug. 26, 2017
Nov. 08, 2016
Business Acquisition [Line Items]          
Percent of voting interest acquired         10.66%
Goodwill $ 244,684   $ 244,684 $ 242,728  
Amortization of intangible assets $ 2,055 $ 2,051      
Finite-lived intangible assets, remaining amortization period 10 years 9 months 18 days        
Acquisition related costs $ 50 5,462      
Grand Design [Member]          
Business Acquisition [Line Items]          
Member interest held         10.66%
Grand Design [Member]          
Business Acquisition [Line Items]          
Revenue since acquisition 221,229 25,836      
Operating income since acquisition $ 26,507 $ 760      
Percent of voting interest acquired         100.00%
Goodwill         $ 243,456
Acquisition related costs     $ 6,900    
Grand Design Member Interest [Member]          
Business Acquisition [Line Items]          
Percent of voting interest acquired         89.34%
Blocker Corp [Member]          
Business Acquisition [Line Items]          
Percent of voting interest acquired         100.00%