Accrued Expenses - Summary of Accrued Contract Termination Costs (Detail) - USD ($) $ in Thousands |
12 Months Ended | |
---|---|---|
Dec. 29, 2019 |
Dec. 30, 2018 |
|
Accrued Liabilities And Other Liabilities [Abstract] | ||
Accrued contract termination costs—beginning balance | $ 392 | $ 27 |
Contract termination costs incurred | 3,449 | 1,461 |
Contract termination costs settled and paid | $ (3,841) | (1,096) |
Accrued contract termination costs—ending balance | $ 392 |