v3.26.1
Financial Instruments - Narrative (Details) - USD ($)
$ in Millions
 6 Months Ended
Jun. 27, 2026
Sep. 26, 2026
Dec. 27, 2025
Other Fair Value Disclosure [Line Items]      
Short-term investments $ 8,025   $ 5,013
Equity Securities without Readily Determinable Fair Value, Amount 1,700   1,100
Debt Securities, Available-for-sale, Amortized Cost 11,455   9,366
Equity Securities without Readily Determinable Fair Value, Upward Price Adjustment, Cumulative Amount $ 118    
Guarantor Obligation, Term 15 years    
Guarantor Obligations, Maximum Exposure, Undiscounted $ 4,100    
Guarantor Obligations, Maximum Exposure, Undiscounted 4,100    
Summary of Investment Holdings [Line Items]      
Guarantor Obligations, Maximum Exposure, Undiscounted 4,100    
Marketable Security, Unrealized Gain (Loss) 425    
Equity Security, FV-NI, Contractual Sale Restriction 1,100   $ 178
Other Commitment $ 4,500    
Subsequent Event      
Summary of Investment Holdings [Line Items]      
Contractual Obligation   $ 5,000  
Other Commitment   9,500  
Contractual Obligation   $ 5,000