Goodwill and Intangible Assets - Intangible Assets (Detail) - USD ($) $ in Thousands	Apr. 03, 2021	Dec. 31, 2020
Finite-Lived Intangible Assets
Gross carrying Amount	$ 783,316	$ 783,427
Accumulated amortization	457,862	445,795
Net carrying value	325,454	337,632
Developed Technology
Finite-Lived Intangible Assets
Gross carrying Amount	283,228	283,272
Accumulated amortization	224,340	221,651
Net carrying value	58,888	61,621
Trademarks and Trade names
Finite-Lived Intangible Assets
Gross carrying Amount	30,087	30,100
Accumulated amortization	18,887	18,374
Net carrying value	11,200	11,726
Customer Relationships
Finite-Lived Intangible Assets
Gross carrying Amount	449,606	449,659
Accumulated amortization	201,743	193,313
Net carrying value	247,863	256,346
Other Intangible Assets
Finite-Lived Intangible Assets
Gross carrying Amount	20,395	20,396
Accumulated amortization	12,892	12,457
Net carrying value	$ 7,503	$ 7,939