Derivatives - Schedule of Derivative Instruments, Gains & Losses (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 28, 2025	Jun. 29, 2024	Jun. 28, 2025	Jun. 29, 2024
Currency exchange contracts | Included in cost of product revenues | Derivatives not designated as hedging instruments
Derivative Instruments, Gain (Loss) [Line Items]
Gain (loss) on derivative	$ (3)	$ 4	$ (2)	$ 7
Currency exchange contracts | Included in other income/(expense) | Derivatives not designated as hedging instruments
Derivative Instruments, Gain (Loss) [Line Items]
Gain (loss) on derivative	3	(4)	13	(10)
Derivatives designated as cash flow hedges | Interest rate swaps | Amount reclassified from accumulated other comprehensive income/(loss) to interest expense | Derivatives designated as hedging instruments
Derivative Instruments, Gain (Loss) [Line Items]
Amount reclassified from accumulated other comprehensive income/(loss) to interest expense	(1)	(1)	(2)	(2)
Financial instruments designated as net investment hedges | Foreign currency-denominated debt and other payables | Derivatives designated as hedging instruments
Derivative Instruments, Gain (Loss) [Line Items]
Gain (loss) on currency translation adjustment	(788)	85	(1,238)	361
Financial instruments designated as net investment hedges | Cross-currency interest rate swaps | Derivatives designated as hedging instruments
Derivative Instruments, Gain (Loss) [Line Items]
Gain (loss) on currency translation adjustment	(515)	293	(634)	736
Gain (loss) on derivative	$ 67	$ 68	$ 134	$ 134