v3.25.2
Equity Changes in Accumulated Other Comprehensive Loss, Before Tax (Details) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Jun. 28, 2025
Jun. 29, 2024
Jun. 28, 2025
Jun. 29, 2024
Accumulated Other Comprehensive Income (Loss) [Line Items]        
AOCI before Tax, Attributable to Parent, Beginning Balance $ (3,509) $ (4,179) $ (4,417) $ (3,887)
Unrealized gains (losses) arising during the period (198) 211 (55) 199
Reclassifications of realized net (gains) losses to net income (41) (133) (180) (413)
AOCI reclassifications to comprehensive income, before tax     904  
AOCI before Tax, Attributable to Parent, Ending Balance (3,748) (4,101) (3,748) (4,101)
Market Value Adjustments for Hedges        
Accumulated Other Comprehensive Income (Loss) [Line Items]        
AOCI before Tax, Attributable to Parent, Beginning Balance (178) (6) (319) 259
Unrealized gains (losses) arising during the period (433) 235 (87) 202
Reclassifications of realized net (gains) losses to net income (74) (109) (279) (341)
AOCI reclassifications to comprehensive income, before tax     0  
AOCI before Tax, Attributable to Parent, Ending Balance (685) 120 (685) 120
Unrecognized Pension and  Postretirement Medical  Expense        
Accumulated Other Comprehensive Income (Loss) [Line Items]        
AOCI before Tax, Attributable to Parent, Beginning Balance (2,184) (2,229) (2,243) (2,172)
Unrealized gains (losses) arising during the period 0 (2) (7) (11)
Reclassifications of realized net (gains) losses to net income 33 (24) 99 (72)
AOCI reclassifications to comprehensive income, before tax     0  
AOCI before Tax, Attributable to Parent, Ending Balance (2,151) (2,255) (2,151) (2,255)
Foreign Currency Translation and Other        
Accumulated Other Comprehensive Income (Loss) [Line Items]        
AOCI before Tax, Attributable to Parent, Beginning Balance (1,147) (1,944) (1,855) (1,974)
Unrealized gains (losses) arising during the period 235 (22) 39 8
Reclassifications of realized net (gains) losses to net income 0 0 0 0
AOCI reclassifications to comprehensive income, before tax     904  
AOCI before Tax, Attributable to Parent, Ending Balance $ (912) $ (1,966) $ (912) $ (1,966)