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Goodwill and Intangible Assets - Additional Information (Detail) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Dec. 26, 2019
Dec. 26, 2019
Jun. 27, 2019
Dec. 27, 2018
Goodwill and Intangible Assets [Line Items]        
Amortization expense for remainder of fiscal 2019 $ 1,157 $ 1,157    
Goodwill related to acquisition of Squirrel Brand 9,650 9,650 $ 9,650 $ 9,650
Administrative Expenses [Member]        
Goodwill and Intangible Assets [Line Items]        
Amortization of intangible assets 672 1,344    
Squirrel Brand [Member]        
Goodwill and Intangible Assets [Line Items]        
Goodwill related to acquisition of Squirrel Brand $ 9,650 $ 9,650