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		6 Months Ended
	Jun. 27, 2025	Jun. 28, 2024	Jun. 27, 2025	Jun. 28, 2024
Derivative Instruments, Gain (Loss) [Line Items]
Amounts Reclassified from OCI	$ (215)	$ 22	$ (334)	$ 92
Net investment hedges | Cross-currency contracts
Derivative Instruments, Gain (Loss) [Line Items]
Derivative, original notional amount	3,875	3,875	3,875	3,875
Derivative, notional amount outstanding	3,000	3,000	3,000	3,000
Gain (Loss) Recognized in OCI	(202)	52	(256)	107
Amounts Reclassified from OCI	0	0	0	0
Net investment hedges | Foreign currency denominated debt
Derivative Instruments, Gain (Loss) [Line Items]
Nonderivative, notional amount	4,509	3,109	4,509	3,109
Net investment hedges, gain (loss), recognized in OCI	(290)	48	(426)	182
Amounts Reclassified from OCI	0	0	0	0
Cash flow hedges | Cross-currency contracts
Derivative Instruments, Gain (Loss) [Line Items]
Derivative, original notional amount	4,000	4,000	4,000	4,000
Derivative, notional amount outstanding	2,600	3,300	2,600	3,300
Gain (Loss) Recognized in OCI	(200)	55	(161)	78
Amounts Reclassified from OCI	213	(25)	329	(99)
Cash flow hedges | Interest rate swaps
Derivative Instruments, Gain (Loss) [Line Items]
Derivative, original notional amount	1,600	1,600	1,600	1,600
Derivative, notional amount outstanding	0	0	0	0
Gain (Loss) Recognized in OCI	0	0	0	0
Amounts Reclassified from OCI	0	1	1	2
Cash flow and net investment hedges
Derivative Instruments, Gain (Loss) [Line Items]
Original Notional Amount	13,984	12,584	13,984	12,584
Notional Amount Outstanding	10,109	9,409	10,109	9,409
Gain (Loss) Recognized in OCI	(692)	155	(843)	367
Amounts Reclassified from OCI	$ 213	$ (24)	$ 330	$ (97)