Schedule of Amortizable Intangible Assets (Detail) - USD ($) $ in Thousands	9 Months Ended	12 Months Ended
	Oct. 01, 2023	Dec. 31, 2022
Finite-Lived Intangible Assets
Gross Carrying Amount	$ 378,824	$ 388,093
Accumulated Amortization	(332,397)	(327,324)
Foreign Currency Translation Adjustment	(7,262)	(7,291)
Net Carrying Amount	39,165	53,478
Developed technology
Finite-Lived Intangible Assets
Gross Carrying Amount	267,708	270,967
Accumulated Amortization	(240,155)	(234,208)
Foreign Currency Translation Adjustment	(5,927)	(5,935)
Net Carrying Amount	21,626	30,824
Customer Relationships
Finite-Lived Intangible Assets
Gross Carrying Amount	52,109	57,739
Accumulated Amortization	(47,276)	(51,186)
Foreign Currency Translation Adjustment	190	172
Net Carrying Amount	5,023	6,725
Trademarks and tradenames
Finite-Lived Intangible Assets
Gross Carrying Amount	59,007	59,387
Accumulated Amortization	(44,966)	(41,930)
Foreign Currency Translation Adjustment	(1,525)	(1,528)
Net Carrying Amount	$ 12,516	$ 15,929