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Basis of Presentation and Summary of Significant Accounting Policies - Summary of Activity of Company's Accrued Warranty Liability (Detail) - USD ($)
$ in Thousands
9 Months Ended
Sep. 26, 2020
Sep. 28, 2019
Movement in Standard Product Warranty Accrual [Roll Forward]    
Balance at Beginning of Period $ 11,964 $ 12,300
Accruals for Warranties 5,442 5,271
Settlements Made (7,145) (6,094)
Balance at End of Period $ 10,261 $ 11,477