v3.26.1
Retirement Plans (Details) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Jun. 26, 2026
Jun. 27, 2025
Jun. 26, 2026
Jun. 27, 2025
Non-U.S. Plans        
Net Periodic Postretirement Benefit Cost        
Service cost $ 8 $ 7 $ 23 $ 23
Interest cost $ 17 $ 16 $ 51 $ 47
Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Interest Cost, Statement of Income or Comprehensive Income [Extensible Enumeration] Other Nonoperating Income (Expense) Other Nonoperating Income (Expense) Other Nonoperating Income (Expense) Other Nonoperating Income (Expense)
Expected returns on plan assets $ (15) $ (14) $ (45) $ (44)
Defined Benefit Plan, Net Periodic Benefit (Cost) Credit, Expected Return (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)
Amortization of net actuarial loss $ 2 $ 2 $ 5 $ 6
Defined Benefit Plan, Net Periodic Benefit (Cost) Credit, Amortization of 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)
Amortization of prior service credit $ (1) $ (1) $ (3) $ (3)
Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Amortization of Prior Service Cost (Credit), Statement of Income or Comprehensive Income [Extensible Enumeration] Other Nonoperating Income (Expense) Other Nonoperating Income (Expense) Other Nonoperating Income (Expense) Other Nonoperating Income (Expense)
Net periodic pension benefit cost (credit) $ 11 $ 10 $ 31 $ 29
Defined benefit plan, contributions by employer     35  
U.S. Plans        
Net Periodic Postretirement Benefit Cost        
Service cost 1 1 4 5
Interest cost $ 8 $ 9 $ 25 $ 25
Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Interest Cost, Statement of Income or Comprehensive Income [Extensible Enumeration] Other Nonoperating Income (Expense) Other Nonoperating Income (Expense) Other Nonoperating Income (Expense) Other Nonoperating Income (Expense)
Expected returns on plan assets $ (11) $ (11) $ (35) $ (33)
Defined Benefit Plan, Net Periodic Benefit (Cost) Credit, Expected Return (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)
Amortization of net actuarial loss $ 1 $ 1 $ 3 $ 3
Defined Benefit Plan, Net Periodic Benefit (Cost) Credit, Amortization of 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)
Net periodic pension benefit cost (credit) $ (1)   $ (3)  
Defined benefit plan, contributions by employer     $ 14