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Goodwill and Intangible Assets - Additional Information (Detail) - USD ($)
$ in Thousands
3 Months Ended
Sep. 26, 2019
Jun. 27, 2019
Sep. 27, 2018
Finite-Lived Intangible Assets [Line Items]      
Amortization expense for remainder of fiscal 2019 $ 1,829    
Goodwill related to acquisition of Squirrel Brand 9,650 $ 9,650 $ 9,650
Administrative Expenses [Member]      
Finite-Lived Intangible Assets [Line Items]      
Amortization of intangible assets 672    
Squirrel Brand [Member]      
Finite-Lived Intangible Assets [Line Items]      
Goodwill related to acquisition of Squirrel Brand $ 9,650