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Goodwill and Intangible Assets - Schedule of Estimated Future Amortization Expense (Detail) - USD ($)
$ in Thousands
Dec. 26, 2020
Dec. 28, 2019
Goodwill And Intangible Assets Disclosure [Abstract]    
2021 $ 3,384  
2022 3,384  
2023 3,384  
2024 3,240  
2025 3,062  
Thereafter 8,753  
Net Carrying Value $ 25,207 $ 21,305