v3.26.1
Derivative Financial Instruments (Pretax Impact Of Undesignated Derivative Instruments On The Consolidated Statements Of Income) (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Mar. 28, 2026
Mar. 29, 2025
Mar. 28, 2026
Mar. 29, 2025
Derivative [Line Items]        
Cost of Sales $ 12,691 $ 12,474 $ 26,196 $ 25,002
Other Nonoperating Income (Expense) (13) (23) 71 (16)
Interest Expense, Nonoperating $ 97 $ 110 $ 201 $ 230
Derivative, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] Cost of Sales Cost of Sales Cost of Sales Cost of Sales
Derivative, Gain (Loss) on Derivative, Net $ 38 $ (24) $ 26 $ (31)
Not Designated as Hedging Instrument | Commodity contracts        
Derivative [Line Items]        
Derivative, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] Cost of Sales Cost of Sales Cost of Sales Cost of Sales
Derivative, Gain (Loss) on Derivative, Net $ 46 $ (1) $ 81 $ 7
Not Designated as Hedging Instrument | Foreign exchange contracts        
Derivative [Line Items]        
Derivative, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] Other Nonoperating Income (Expense) Other Nonoperating Income (Expense) Other Nonoperating Income (Expense) Other Nonoperating Income (Expense)
Derivative, Gain (Loss) on Derivative, Net $ (2) $ (2) $ (4) $ 6
Fair Value Hedging [Member] | Commodity contracts        
Derivative [Line Items]        
Derivative, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] Cost of Sales Cost of Sales Cost of Sales Cost of Sales
Derivative, Gain (Loss) on Derivative, Net $ (6) $ (15) $ (44) $ (19)
Cash Flow Hedging [Member] | Commodity contracts        
Derivative [Line Items]        
Derivative, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] Cost of Sales Cost of Sales Cost of Sales Cost of Sales
Derivative, Gain (Loss) on Derivative, Net $ (2) $ (8) $ (11) $ (19)
Cash Flow Hedging [Member] | Interest Rate Contract [Member]        
Derivative [Line Items]        
Derivative, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] Interest Expense, Nonoperating Interest Expense, Nonoperating Interest Expense, Nonoperating Interest Expense, Nonoperating
Derivative, Gain (Loss) on Derivative, Net $ (1) $ 0 $ (1) $ (1)