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Business Combinations - Additional Information (Details) - USD ($)
12 Months Ended
Aug. 28, 2017
Jun. 30, 2019
Jun. 24, 2018
Jun. 25, 2017
Business Combinations [Abstract]        
Total purchase consideration $ 137,600,000      
SG&A        
Business Acquisition [Line Items]        
Acquisition related costs   $ 0 $ 2,900,000 $ 9,800,000