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Commitments and Contingencies - Additional Information (Detail) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended 12 Months Ended
May 21, 2020
Jun. 28, 2020
Jun. 28, 2020
Dec. 29, 2019
Commitments And Contingencies [Line Items]        
Received cash condemnation settlement from Orange County Transport Authority pre-tax gain amount     $ 2,500  
Cash condemnation settlement from Orange Country Transport Authority $ 2,500      
Other Income [Member]        
Commitments And Contingencies [Line Items]        
Received cash condemnation settlement from Orange County Transport Authority pre-tax gain amount   $ 2,500    
Loss on property and equipment   $ 200    
Selling, General and Administrative Expenses        
Commitments And Contingencies [Line Items]        
Attorneys’ fees related to fees settlement     $ 100 $ 100