Goodwill and Intangible Assets - Intangible Assets (Detail) - USD ($) $ in Thousands	Jul. 03, 2021	Dec. 31, 2020
Finite-Lived Intangible Assets
Gross carrying Amount	$ 784,502	$ 783,427
Accumulated amortization	470,006	445,795
Net carrying value	314,496	337,632
Developed Technology
Finite-Lived Intangible Assets
Gross carrying Amount	284,261	283,272
Accumulated amortization	227,093	221,651
Net carrying value	57,168	61,621
Trademarks and Trade names
Finite-Lived Intangible Assets
Gross carrying Amount	30,118	30,100
Accumulated amortization	19,409	18,374
Net carrying value	10,709	11,726
Customer Relationships
Finite-Lived Intangible Assets
Gross carrying Amount	449,728	449,659
Accumulated amortization	210,192	193,313
Net carrying value	239,536	256,346
Other Intangible Assets
Finite-Lived Intangible Assets
Gross carrying Amount	20,395	20,396
Accumulated amortization	13,312	12,457
Net carrying value	$ 7,083	$ 7,939