Debt Obligations and Commitments (Schedule of Long and Short-Term Debt Contractual Commitments) (Details)	12 Months Ended
	Dec. 25, 2021 USD ($) $ / shares	Dec. 31, 2022 USD ($)	Dec. 31, 2022 GBP (£)
Debt Instrument [Line Items]
Debt, Current	$ 4,308,000,000	$ 3,414,000,000
Long-term Debt	39,898,000,000	38,753,000,000
Long-Term Debt Obligations	36,026,000,000	35,657,000,000
Debt Instrument, Unamortized Discount	233,000,000	$ 227,000,000
Gain (Loss) on Extinguishment of Debt	(842,000,000)
Extinguishment of Debt, Gain (Loss), Net of Tax	$ (677,000,000)
Extinguishment of Debt, Gain (Loss), Per Share, Net of Tax | $ / shares	$ (0.49)
Other Borrowings Short-term [Member]
Debt Instrument [Line Items]
Debt Instrument, Interest Rate, Effective Percentage	2.20%	15.00%	15.00%
Other borrowings	$ 36,000,000	$ 318,000,000
Commercial Paper	$ 400,000,000	$ 0
Commercial Paper
Debt Instrument [Line Items]
Debt Instrument, Interest Rate, Effective Percentage	0.10%	0.10%	0.10%
Current Maturities Of Long Term Debt [Member]
Debt Instrument [Line Items]
Long-term Debt, Current Maturities	$ 3,872,000,000	$ 3,096,000,000
Long-term Debt, Current Maturities	$ (3,872,000,000)	(3,096,000,000)
Notes Due 2022 [Member]
Debt Instrument [Line Items]
Debt Instrument, Interest Rate, Effective Percentage	2.40%
Notes due	$ 3,868,000,000	$ 0
Notes Due 2023 [Member]
Debt Instrument [Line Items]
Debt Instrument, Interest Rate, Effective Percentage	1.50%	1.70%	1.70%
Notes due	$ 3,019,000,000	$ 3,094,000,000
Notes Due 2024 [Member]
Debt Instrument [Line Items]
Debt Instrument, Interest Rate, Effective Percentage	2.10%	2.20%	2.20%
Notes due	$ 2,986,000,000	$ 2,867,000,000
Notes Due 2025 [Member]
Debt Instrument [Line Items]
Debt Instrument, Interest Rate, Effective Percentage	2.70%	2.70%	2.70%
Notes due	$ 3,230,000,000	$ 3,193,000,000
Notes Due 2026 [Member]
Debt Instrument [Line Items]
Debt Instrument, Interest Rate, Effective Percentage	3.20%	3.10%	3.10%
Notes due	$ 2,450,000,000	$ 2,396,000,000
Notes Due 2027 [Member]
Debt Instrument [Line Items]
Debt Instrument, Interest Rate, Effective Percentage	2.40%	2.50%	2.50%
Notes due	$ 2,554,000,000	$ 2,523,000,000
Less: Current Maturities Of Long Term Debt Obligations [Member]
Debt Instrument [Line Items]
Long-term Debt, Current Maturities	3,872,000,000	3,096,000,000
Long-term Debt, Current Maturities	$ (3,872,000,000)	$ (3,096,000,000)
Notes due 2028-2060
Debt Instrument [Line Items]
Debt Instrument, Interest Rate, Effective Percentage	2.60%	2.80%	2.80%
Notes due	$ 21,759,000,000	$ 24,652,000,000
Other Debt Instruments due 2022-2028
Debt Instrument [Line Items]
Debt Instrument, Interest Rate, Effective Percentage	1.30%	1.30%	1.30%
Other notes due	$ 32,000,000	$ 28,000,000
Notes Due 2029 | Three Point Two Percent Notes Due 2029
Debt Instrument [Line Items]
Debt Instrument, Face Amount | £			£ 300,000,000
Debt Instrument, Interest Rate, Stated Percentage		3.20%	3.20%
Notes Due 2034 | Three Point Five Five Percent Notes Due 2034
Debt Instrument [Line Items]
Debt Instrument, Face Amount | £			£ 450,000,000
Debt Instrument, Interest Rate, Stated Percentage		3.55%	3.55%
Notes Due 2028 | Three Point Six Percent Notes Due 2028
Debt Instrument [Line Items]
Debt Instrument, Face Amount		$ 750,000,000
Debt Instrument, Interest Rate, Stated Percentage		3.60%	3.60%
Notes Due 2052 | Four Point Two Percent Notes Due 2052
Debt Instrument [Line Items]
Debt Instrument, Face Amount		$ 500,000,000
Debt Instrument, Interest Rate, Stated Percentage		4.20%	4.20%
Notes Due 2032 | Three Point Nine Percent Notes Due 2032
Debt Instrument [Line Items]
Debt Instrument, Face Amount		$ 1,250,000,000
Debt Instrument, Interest Rate, Stated Percentage		3.90%	3.90%