Financial Instruments - Derivative Impact on Statements of Other Comprehensive Income (Details) - USD ($) $ in Millions	3 Months Ended
	Apr. 01, 2023	Mar. 26, 2022
Derivative [Line Items]
Other comprehensive income (loss), derivatives, gain (loss), before reclassification and tax	$ (13)	$ 6
Cash Flow Hedging | Cost of products sold | Foreign exchange contracts
Derivative [Line Items]
Gains/(losses) recognized in other comprehensive income (loss) on cash flow hedges, before tax	(4)	(9)
Amounts excluded from the effectiveness assessment of cash flow hedges, before tax	(2)	0
Cash Flow Hedging | Interest expense | Cross-currency contracts
Derivative [Line Items]
Gains/(losses) recognized in other comprehensive income (loss) on cash flow hedges, before tax	(6)	(7)
Cash Flow Hedging | Interest expense | Interest rate contracts
Derivative [Line Items]
Gains/(losses) recognized in other comprehensive income (loss) on cash flow hedges, before tax	(3)	0
Cash Flow Hedging | Other expense/(income) | Cross-currency contracts
Derivative [Line Items]
Gains/(losses) recognized in other comprehensive income (loss) on cash flow hedges, before tax	(1)	(31)
Amounts excluded from the effectiveness assessment of cash flow hedges, before tax	6	8
Net Investment Hedging | Interest expense | Cross-currency contracts
Derivative [Line Items]
Amounts excluded from the effectiveness assessment of net investment hedges, before tax	8	11
Net Investment Hedging | Other expense/(income) | Foreign exchange contracts
Derivative [Line Items]
Gains/(losses) recognized in other comprehensive income (loss) on net investment hedges, before tax	1	(1)
Net Investment Hedging | Other expense/(income) | Cross-currency contracts
Derivative [Line Items]
Gains/(losses) recognized in other comprehensive income (loss) on net investment hedges, before tax	$ (12)	$ 35