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Basis of Presentation and Summary of Significant Accounting Policies - Allowance for Doubtful Accounts Roll Forward (Detail) - USD ($)
$ in Thousands
3 Months Ended
Mar. 28, 2020
Mar. 30, 2019
Allowance for Doubtful Accounts Receivable [Roll Forward]    
Beginning balance $ 9,560 $ 7,663
Impact of CECL Adoption 985  
Additions 3,506 2,159
Deduction (1,749) (2,324)
Ending balance $ 12,302 $ 7,498