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Carrying Amount of Goodwill (Detail) - USD ($)
$ in Thousands
12 Months Ended
Dec. 28, 2019
Dec. 29, 2018
Goodwill And Intangible Assets Disclosure [Abstract]    
Beginning balance $ 545,379 $ 464,777
Change in goodwill related to acquisition (135) 80,602
Ending balance $ 545,244 $ 545,379