Annual report pursuant to Section 13 and 15(d)

SHAREOWNERS' EQUITY - Activity in Accumulated Other Comprehensive Income (Loss) (Details)

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SHAREOWNERS' EQUITY - Activity in Accumulated Other Comprehensive Income (Loss) (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Accumulated Other Comprehensive Income (Loss) [Roll Forward]      
Balance at beginning of year $ 17,314    
Balance at end of year 16,743 $ 17,314  
AOCI Attributable to Parent      
Accumulated Other Comprehensive Income (Loss) [Roll Forward]      
Balance at beginning of year (3,758) (1,549)  
Balance at end of year (4,309) (3,758) $ (1,549)
Foreign Currency Translation Gain (Loss), Net of Tax:      
Accumulated Other Comprehensive Income (Loss) [Roll Forward]      
Balance at beginning of year (1,248) (1,446) (1,162)
Current period changes in fair value (338) 190 (315)
Reclassification to earnings 0 8 31
Balance at end of year (1,586) (1,248) (1,446)
Current period changes in fair value, tax effect (7) (15) (17)
Reclassification to earnings, tax effect 0 0 2
Unrealized Gain (Loss) on Marketable Securities, Net of Tax:      
Accumulated Other Comprehensive Income (Loss) [Roll Forward]      
Balance at beginning of year (2) (11) (1)
Current period changes in fair value 1 7 (12)
Reclassification to earnings 0 2 2
Balance at end of year (1) (2) (11)
Current period changes in fair value, tax effect 0 2 (3)
Reclassification to earnings, tax effect 0 1 1
Unrealized Gain (Loss) on Cash Flow Hedges, Net of Tax:      
Accumulated Other Comprehensive Income (Loss) [Roll Forward]      
Balance at beginning of year (76) 167 (17)
Current period changes in fair value 296 (89) 407
Reclassification to earnings (129) (154) (223)
Balance at end of year 91 (76) 167
Current period changes in fair value, tax effect 93 (28) 128
Reclassification to earnings, tax effect (41) (48) (70)
Unrecognized Pension and Postretirement Benefit Costs, Net of Tax:      
Accumulated Other Comprehensive Income (Loss) [Roll Forward]      
Balance at beginning of year (2,432) (259) (2,098)
Current period changes in fair value (1,005) (2,530) 2,576
Reclassification to earnings 624 357 (737)
Balance at end of year (2,813) (2,432) (259)
Current period changes in fair value, tax effect (315) (793) 810
Reclassification to earnings, tax effect $ 195 $ 111 $ (230)