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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. 28, 2019
Sep. 29, 2018
Movement in Standard Product Warranty Accrual [Roll Forward]    
Balance at Beginning of Period $ 12,300 $ 13,026
Accruals for Warranties 5,271 6,068
Settlements Made (6,094) (6,901)
Balance at End of Period $ 11,477 $ 12,193