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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Supplemental Balance Sheet Details - Narrative - Derivatives (Details) € in Millions, $ in Millions	3 Months Ended
	Mar. 31, 2024 USD ($)	Apr. 02, 2023 USD ($)	Dec. 31, 2023 USD ($)	Jul. 12, 2023 EUR (€)
Derivative [Line Items]
Loss contingency accrual	$ 478
Reclassification to revenue	3	$ 2
Estimated net gains reported in accumulated other comprehensive income	13
GRAIL
Derivative [Line Items]
Loss contingency accrual \| €				€ 432
Foreign Exchange Forward
Derivative [Line Items]
Foreign currency forward contracts assets	$ 14
Derivative asset, current amount			$ 5
Derivative liability, current amount			9
Foreign Exchange Forward \| Not Designated as Hedging Instrument
Derivative [Line Items]
Derivative, term of contract (in months)	1 month
Derivative, notional amount	$ 909		926
Foreign Exchange Forward \| Designated as Hedging Instrument
Derivative [Line Items]
Derivative, term of contract (in months)	24 months
Derivative, notional amount	$ 633		$ 628