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Leases - Summary of Maturities of Lease Obligations (Detail)
$ in Thousands
Dec. 28, 2019
USD ($)
Operating Lease Liabilities Payments Due [Abstract]  
Fiscal 2020 $ 1,133
Fiscal 2021 4,155
Fiscal 2022 3,090
Fiscal 2023 2,234
Fiscal 2024 912
Thereafter 2,214
Total undiscounted cash flows 13,738
Less: imputed interest (2,122)
Lease obligations under operating leases $ 11,616