Hedging Transactions and Derivative Financial Instruments (Summary of Notional Values and Pretax Impact in Fair Values of Net Investment Hedges and Cash Flow Hedges) (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 28, 2025	Mar. 29, 2024
Derivative Instruments, Gain (Loss) [Line Items]
Amounts Reclassified from OCI	$ (119)	$ 70
Net investment hedges | Cross-currency contracts
Derivative Instruments, Gain (Loss) [Line Items]
Derivative, original notional amount	3,875	3,875
Derivative, notional amount outstanding	3,000	3,000
Gain (Loss) Recognized in OCI	(54)	55
Amounts Reclassified from OCI	0	0
Net investment hedges | Foreign currency denominated debt
Derivative Instruments, Gain (Loss) [Line Items]
Nonderivative, notional amount	3,333	4,129
Net investment hedges, gain (loss), recognized in OCI	(136)	134
Amounts Reclassified from OCI	0	0
Cash flow hedges | Cross-currency contracts
Derivative Instruments, Gain (Loss) [Line Items]
Derivative, original notional amount	4,000	4,000
Derivative, notional amount outstanding	2,600	3,300
Gain (Loss) Recognized in OCI	39	23
Amounts Reclassified from OCI	116	(74)
Cash flow hedges | Interest rate swaps
Derivative Instruments, Gain (Loss) [Line Items]
Derivative, original notional amount	1,600	1,600
Derivative, notional amount outstanding	0	0
Gain (Loss) Recognized in OCI	0	0
Amounts Reclassified from OCI	1	1
Cash flow and net investment hedges
Derivative Instruments, Gain (Loss) [Line Items]
Original Notional Amount	12,808	13,604
Notional Amount Outstanding	8,933	10,429
Gain (Loss) Recognized in OCI	(151)	212
Amounts Reclassified from OCI	$ 117	$ (73)