Acquisitions - Additional Information (Detail) $ in Thousands, € in Millions				3 Months Ended		6 Months Ended
	May 31, 2025 USD ($)	Jan. 31, 2025 USD ($)	Jan. 31, 2025 EUR (€)	Jun. 29, 2025 USD ($)	Jun. 30, 2024 USD ($)	Jun. 29, 2025 USD ($)	Jun. 30, 2024 USD ($)	Dec. 31, 2024 USD ($)
Business Acquisition [Line Items]
Goodwill				$ 520,470		$ 520,470		$ 395,367
Revenues				651,797	$ 729,879	1,337,477	$ 1,329,698
Loss from operations before income taxes				$ (96,559)	$ (219,403)	$ (215,584)	$ (292,305)
Quantifi Photonics
Business Acquisition [Line Items]
Date of acquisition	May 31, 2025
Total purchase price	$ 127,200
Goodwill	83,068
Acquired intangible assets	$ 43,600
Weighted average estimated useful life	10 years
Net tangible assets	$ 600
AET
Business Acquisition [Line Items]
Date of acquisition		Jan. 31, 2025	Jan. 31, 2025
Total purchase price		$ 18,300	€ 17.6
Goodwill		1,300
Acquired intangible assets		6,400
Net tangible assets		10,700
Inventory		$ 11,700
AET | Developed Technology and Customer Relationships
Business Acquisition [Line Items]
Weighted average estimated useful life		4 years 7 months 6 days