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Leases - Additional Information (Detail) - USD ($)
12 Months Ended
Dec. 26, 2020
Dec. 28, 2019
Dec. 25, 2021
Leases Disclosure [Line Items]      
Finance Lease Option to Purchase Option Value     $ 1
Lessee, Finance Lease, Term of Contract     5 years
Sublease rent income, net of rent expense $ 1,620,000 $ (490,000)