Fair Value Measurements and Fair Value of Financial Instruments - Derivative Instruments, Gains & Losses (Details) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Jun. 29, 2024	Jul. 01, 2023	Jun. 29, 2024	Jul. 01, 2023
Currency exchange contracts \| Included in other income/(expense) \| Derivatives Not Designated as Hedging Instrument
Derivative Instruments, Gain (Loss) [Line Items]
Gain (loss) on derivative	$ (4)	$ (25)	$ (10)	$ (2)
Currency exchange contracts \| Included in cost of product revenues \| Derivatives Not Designated as Hedging Instrument
Derivative Instruments, Gain (Loss) [Line Items]
Gain (loss) on derivative	4	0	7	(3)
Derivatives designated as cash flow hedges \| Interest rate swaps \| Amount reclassified from accumulated other comprehensive items to interest expense \| Derivatives Designated as Hedging Instrument
Derivative Instruments, Gain (Loss) [Line Items]
Gain (loss) on cash flow hedge reclassified from AOCI	(1)	0	(2)	0
Derivatives designated as cash flow hedges \| Interest rate swaps \| Included in other income/(expense) \| Derivatives Designated as Hedging Instrument
Derivative Instruments, Gain (Loss) [Line Items]
Gain (loss) on cash flow hedge reclassified from AOCI	0	(1)	0	(5)
Financial instruments designated as net investment hedges \| Foreign currency-denominated debt and other payables \| Derivatives Designated as Hedging Instrument
Derivative Instruments, Gain (Loss) [Line Items]
Gain (loss) on currency translation adjustment	85	(62)	361	(206)
Financial instruments designated as net investment hedges \| Cross-currency interest rate swaps \| Derivatives Designated as Hedging Instrument
Derivative Instruments, Gain (Loss) [Line Items]
Gain (loss) on currency translation adjustment	293	59	736	50
Gain (loss) on derivative	$ 68	$ 16	$ 134	$ 33

Amount of increase (decrease) in the fair value of derivatives recognized in the income statement.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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-Name Accounting Standards Codification
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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Amount, before tax, of reclassification of gain (loss) from accumulated other comprehensive income (AOCI) for derivative instrument designated and qualifying as cash flow hedge included in assessment of hedge effectiveness.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 220
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Amount, before tax, of increase (decrease) in the cumulative translation adjustment from gain (loss) on foreign currency derivatives that are designated as, and are effective as, economic hedges of a net investment in a foreign entity.

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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