v3.25.1
STOCKHOLDERS' EQUITY - Schedule of Changes in the Balance of AOCL, Net of Tax (Details) - USD ($)
$ in Millions
 3 Months Ended
Mar. 30, 2025
Mar. 31, 2024
AOCI Attributable to Parent, Net of Tax [Roll Forward]    
Beginning Balance $ 6,333 $ 6,835
Other comprehensive income (loss) before reclassifications 58 (41)
Amounts reclassified from AOCL    
Total reclassified from AOCL 71 33
Other comprehensive income (loss), net of tax 129 (8)
Ending Balance 6,683 6,650
AOCL    
AOCI Attributable to Parent, Net of Tax [Roll Forward]    
Beginning Balance (8,452) (8,803)
Amounts reclassified from AOCL    
Other comprehensive income (loss), net of tax 129 (8)
Ending Balance (8,323) (8,811)
Postretirement Benefit Plans    
AOCI Attributable to Parent, Net of Tax [Roll Forward]    
Beginning Balance (8,288) (8,704)
Other comprehensive income (loss) before reclassifications 0 0
Amounts reclassified from AOCL    
Total reclassified from AOCL 64 19
Other comprehensive income (loss), net of tax 64 19
Ending Balance (8,224) (8,685)
Amortization of net actuarial losses    
Amounts reclassified from AOCL    
Total reclassified from AOCL 55 47
Amortization of net prior service credits    
Amounts reclassified from AOCL    
Total reclassified from AOCL 9 (28)
Other, net    
AOCI Attributable to Parent, Net of Tax [Roll Forward]    
Beginning Balance (164) (99)
Other comprehensive income (loss) before reclassifications 58 (41)
Amounts reclassified from AOCL    
Total reclassified from AOCL 7 14
Other comprehensive income (loss), net of tax 65 (27)
Ending Balance (99) (126)
Other    
Amounts reclassified from AOCL    
Total reclassified from AOCL $ 7 $ 14