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Leases - Summary of Balances Related to Lease Portfolio within Condensed Consolidated Statement of Operations (Detail) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Oct. 01, 2021
Sep. 27, 2020
Oct. 01, 2021
Sep. 27, 2020
Leases [Abstract]        
Operating lease costs $ 6,828 $ 6,243 $ 19,647 $ 18,392
Short-term and variable leases 4,561 3,982 12,932 10,980
Depreciation expense from financing leases 1,414 1,415 4,242 3,264
Interest expense on financing lease obligations 575 613 1,738 1,120
Total lease cost $ 13,378 $ 12,253 $ 38,559 $ 33,756