XML 50 R39.htm IDEA: XBRL DOCUMENT v3.23.3
POSTRETIREMENT BENEFIT PLANS - Narrative (Details) - USD ($)
 3 Months Ended 9 Months Ended
Sep. 24, 2023
Sep. 25, 2022
Jun. 26, 2022
Sep. 24, 2023
Sep. 25, 2022
Jun. 24, 2022
Defined Benefit Plan Disclosure [Line Items]            
Credit (cost) recognition of previously deferred postretirement benefit plan amounts, before tax $ (47,000,000) $ (3,000,000)   $ (141,000,000) $ 120,000,000  
Amortization of actuarial gains (losses), net of tax (37,000,000) (2,000,000)   (111,000,000) 93,000,000  
Non-cash, non-operating pension settlement charge     $ 1,500,000,000   1,500,000,000  
Non-cash, non-operating pension settlement charge, after tax     $ 1,200,000,000   $ 1,200,000,000  
Non-cash, non-operating pension settlement charge, per share, after tax (in dollars per share)     $ 4.33   $ 4.33  
Outstanding pension benefit obligations and related plan assets   4,300,000,000     $ 4,300,000,000 $ 4,300,000,000
Material contributions to qualified defined benefit pension plans 0 0   0 0  
Retiree medical and life insurance plans            
Defined Benefit Plan Disclosure [Line Items]            
Credit (cost) recognition of previously deferred postretirement benefit plan amounts, before tax $ 3,000,000 $ 30,000,000   $ 10,000,000 $ 41,000,000