Business Segment Information - Summary of Net Revenues for Company's Products and Services (Detail) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Jul. 04, 2026	Jun. 28, 2025	Jul. 04, 2026	Jun. 28, 2025
Disaggregation of Revenue [Line Items]
Total revenues	$ 1,645	$ 771	$ 2,912	$ 1,433
Instrument systems [Member]
Disaggregation of Revenue [Line Items]
Total revenues	455	308	831	571
Consumables [Member]
Disaggregation of Revenue [Line Items]
Total revenues	765	165	1,308	303
Service [Member]
Disaggregation of Revenue [Line Items]
Total revenues	$ 425	$ 298	$ 773	$ 559

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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+ Details

- Definition

Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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