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
	Jul. 01, 2022	Jul. 02, 2021	Jul. 01, 2022	Jul. 02, 2021
Derivative Instruments, Gain (Loss) [Line Items]
Amounts Reclassified from OCI	$ (213)	$ 51	$ (310)	$ (88)
Net investment hedges | Cross-currency contracts
Derivative Instruments, Gain (Loss) [Line Items]
Derivative, original notional amount	3,875	2,875	3,875	2,875
Derivative, notional amount outstanding	3,000	2,000	3,000	2,000
Gain (Loss) Recognized in OCI	216	43	267	66
Amounts Reclassified from OCI	0	0	0	0
Net investment hedges | Foreign currency denominated debt
Derivative Instruments, Gain (Loss) [Line Items]
Nonderivative, notional amount	5,870	3,524	5,870	3,524
Net investment hedges, gain (loss), recognized in OCI	271	(36)	395	184
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	4,000	4,000	4,000	4,000
Gain (Loss) Recognized in OCI	381	192	506	302
Amounts Reclassified from OCI	(224)	35	(340)	(117)
Cash flow hedges | Interest rate swaps
Derivative Instruments, Gain (Loss) [Line Items]
Derivative, original notional amount	1,600	850	1,600	850
Derivative, notional amount outstanding	0	0	0	0
Gain (Loss) Recognized in OCI	0	0	0	0
Amounts Reclassified from OCI	1	1	2	1
Cash flow and net investment hedges
Derivative Instruments, Gain (Loss) [Line Items]
Original Notional Amount	15,345	11,249	15,345	11,249
Notional Amount Outstanding	12,870	9,524	12,870	9,524
Gain (Loss) Recognized in OCI	868	199	1,168	552
Amounts Reclassified from OCI	$ (223)	$ 36	$ (338)	$ (116)