Income Taxes (Income Taxes) (Details) - USD ($) $ / shares in Units, $ in Millions	12 Months Ended
	Dec. 30, 2023	Dec. 31, 2022	Dec. 25, 2021
Income Tax Contingency [Line Items]
Tax Adjustments, Settlements, and Unusual Provisions	$ 233	$ 112
Transition tax, payments made	309
Income before income taxes in U.S	4,120	7,305	$ 3,740
Income before income taxes in Foreign	7,297	3,400	6,081
Income before income taxes	11,417	10,705	9,821
Income Tax Expense (Benefit), Continuing Operations [Abstract]
Current: U.S. Federal	1,133	1,137	702
Current: Foreign	1,201	1,027	955
Current: State	309	246	44
Provision for income taxes, Current total	2,643	2,410	1,701
Deferred: U.S. Federal	(109)	22	375
Deferred: Foreign	(212)	(709)	(14)
Deferred: State	(60)	4	80
Provision for income taxes, Deferred total	(381)	(683)	441
Provision for income taxes	$ 2,262	$ 1,727	$ 2,142
U.S. Federal statutory tax rate
U.S. Federal statutory tax rate	21.00%	21.00%	21.00%
State income tax, net of U.S. Federal tax benefit	1.80%	1.80%	1.00%
Lower taxes on foreign results	(2.50%)	(1.50%)	(1.60%)
Provisional One Time Mandatory Repatriation TCJ Act, Percent	0.00%	0.80%	1.90%
International Reorganization	(0.10%)	(2.40%)	0.00%
Effective Income Tax Rate Reconciliation, Percent	19.80%	16.10%	21.80%
Other, net	(0.40%)	(0.60%)	(0.50%)
Annual tax rate	19.80%	16.10%	21.80%
Deferred tax liabilities
Debt guarantee of wholly-owned subsidiary	$ 578	$ 578
Property, plant and equipment	1,978	2,126
Deferred tax liability, recapture of NOL	492	492
Deferred Tax Liabilities, Deferred Expense	167	189
Deferred Tax - Lease liability	660	534
Deferred Tax Liability - Investment in TBG	93	186
Other	350	232
Gross deferred tax liabilities	4,318	4,337
Deferred tax assets
Net carryforwards	6,877	5,342
Deferred Tax Assets, Goodwill and Intangible Assets	1,758	1,614
Share-based compensation	137	120
Retiree medical benefits	114	118
Other employee-related benefits	412	349
Deductible state tax and interest benefits	176	144
Deferred Tax - Right of Use Asset	660	534
Deferred Tax Asset - capitalized research and development	210	150
Other	1,031	1,050
Gross deferred tax assets	11,375	9,421
Valuation allowances	(6,478)	(5,013)	$ (4,628)
Deferred tax assets, net	4,897	4,408
Deferred Tax Assets, Net		(71)
Deferred Tax Assets, Net	579
Valuation Allowance [Abstract]
Balance, beginning of year	(5,013)	(4,628)	(4,686)
Provision	1,419	492	(9)
Other (deductions)/additions	46	(107)	(49)
Balance, end of year	(6,478)	$ (5,013)	$ (4,628)
Net tax (benefit)/expense related to the TCJ Act per share		$ 0.06	$ 0.14
Unrecognized Tax Benefits	2,093	$ 1,867	$ 1,900
Additions for tax positions related to the current year	225	228
Additions for tax positions from prior years	123	206
Reductions for tax positions from prior years	(51)	(357)
Settlement payments	(16)	(53)
Statutes of limitations expiration	(33)	(36)
Translation and other	$ (22)	$ (21)
Tax benefits	0.00%	(3.00%)	0.00%
Net non-cash tax benefit related to the TCJ Act - per share	$ 0.17
Tax adjustments, settlements, and unusual - per share		$ 0.08