Business Combination (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Nov. 07, 2019
Oct. 09, 2019
May 29, 2021
Feb. 27, 2021
May 30, 2020
May 29, 2021
May 30, 2020
Business Acquisition [Line Items]              
Payments to acquire business, equity issuance   $ 350,000          
Business transaction costs     $ 0   $ 47 $ 0 $ 26,900
Acquisition of Quest              
Business Acquisition [Line Items]              
Total purchase price, gross $ 988,900            
Payments to acquire business, cash on hand 195,300            
Payments to acquire business, equity issuance   $ 350,000          
Proceeds from long-term line of credit 443,600            
Net working capital adjustments         2,100    
Total purchase price, net 986,820       $ 986,800   986,800
Business transaction costs             $ 26,900
Transaction advisory fees 14,500            
Banker commitment fees 3,200            
Non-deferrable debt issuance costs 6,100            
Legal, due diligence and accounting fees 3,100            
Property and equipment, net 9,843            
Intangible assets, net 868,375            
Deferred income taxes 10,754            
Goodwill purchase accounting adjustments       $ 21,500      
Acquisition of Quest | Deferred income taxes              
Business Acquisition [Line Items]              
Fair value measurement period adjustment       (3,200)      
Acquisition of Quest | Intangible assets, net              
Business Acquisition [Line Items]              
Fair value measurement period adjustment       (20,000)      
Acquisition of Quest | Accounts receivable, net              
Business Acquisition [Line Items]              
Fair value measurement period adjustment       (4,300)      
Acquisition of Quest | Inventories              
Business Acquisition [Line Items]              
Fair value measurement period adjustment       (900)      
Acquisition of Quest | Property and equipment, net              
Business Acquisition [Line Items]              
Fair value measurement period adjustment       $ (500)      
Centerview Partners | Acquisition of Quest              
Business Acquisition [Line Items]              
Transaction advisory fees $ 12,000            
Transaction advisory fees, percentage of purchase price 1.20%            
Brands and trademarks | Acquisition of Quest              
Business Acquisition [Line Items]              
Intangible assets, net $ 750,000            
Customer relationships | Acquisition of Quest              
Business Acquisition [Line Items]              
Intangible assets, net 115,000            
Tax deductible goodwill 67,700            
Software and website development costs | Acquisition of Quest              
Business Acquisition [Line Items]              
Intangible assets, net 3,400            
Leasehold improvements | Acquisition of Quest              
Business Acquisition [Line Items]              
Property and equipment, net 6,900            
Furniture and fixtures | Acquisition of Quest              
Business Acquisition [Line Items]              
Property and equipment, net 2,200            
Equipment | Acquisition of Quest              
Business Acquisition [Line Items]              
Property and equipment, net $ 700