Leases (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 25, 2021	Dec. 26, 2020	Dec. 28, 2019
Lessee, Lease, Description [Line Items]
Lessee, Operating Lease, Option to Extend	five years
Lessee, Operating Lease, Option to Terminate	one year
Operating Lease, Cost	$ 563	$ 539	$ 474
Variable Lease, Cost	112	111	101
Short-term Lease, Cost	469	436	379
Right-of-Use Asset Obtained in Exchange for Operating Lease Liability	934	621	479
Operating Lease, Payments	567	555	$ 478
Operating Lease, Right-of-Use Asset	$ 2,020	$ 1,670
Operating Lease, Liability, Current, Statement of Financial Position [Extensible List]	Accounts payable and other current liabilities	Accounts payable and other current liabilities
Operating Lease, Liability, Current	$ 446	$ 460
Operating Lease, Liability, Noncurrent, Statement of Financial Position [Extensible List]	Other Liabilities, Noncurrent	Other Liabilities, Noncurrent
Operating Lease, Liability, Noncurrent	$ 1,598	$ 1,233
Operating Lease, Liability	$ 2,044
Operating Lease, Weighted Average Discount Rate, Percent	3.00%	4.00%	4.00%
Operating Lease, Weighted Average Remaining Lease Term	7 years	6 years	6 years
Lessee, Operating Lease, Liability, Payments, Due Next Twelve Months	$ 511
Lessee, Operating Lease, Liability, Payments, Due Year Two	402
Lessee, Operating Lease, Liability, Payments, Due Year Three	314
Lessee, Operating Lease, Liability, Payments, Due Year Four	245
Lessee, Operating Lease, Liability, Payments, Due Year Five	202
Lessee, Operating Lease, Liability, Payments, Due after Year Five	677
Lessee, Operating Lease, Liability, Payments, Due	2,351
Lessee, Operating Lease, Liability, Undiscounted Excess Amount	$ 307
Operating Lease, Liability, Statement of Financial Position [Extensible List]	Other Liabilities
Sale and Leaseback Transaction, Gain (Loss), Net	$ 42	$ 7	$ 77
Operating lease right-of-use asset amortization	$ 505	$ 478	$ 412
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration]	Other Assets	Other Assets
Maximum
Lessee, Lease, Description [Line Items]
Lessee, Operating Lease, Term of Contract	20 years