v3.26.1
STOCKHOLDERS' EQUITY - Schedule of Accumulated Other Comprehensive Loss (Details) - USD ($)
$ in Millions
 3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Dec. 31, 2025
Dec. 31, 2024
Accumulated Other Comprehensive Loss        
Beginning balance $ 14,238 $ 23,268 $ 14,103 $ 23,793
Total other comprehensive (loss) income (62) 243    
Ending balance 14,238 23,268    
Total        
Accumulated Other Comprehensive Loss        
Beginning balance (612) (1,263) (525) (1,500)
Other comprehensive income (loss) before reclassifications (86) 239    
Amounts reclassified from accumulated other comprehensive loss (1) (2)    
Total other comprehensive (loss) income (87) 237    
Ending balance (612) (1,263)    
Cumulative Translation Adj        
Accumulated Other Comprehensive Loss        
Beginning balance (540) (1,232) (437) (1,493)
Other comprehensive income (loss) before reclassifications (103) 261    
Amounts reclassified from accumulated other comprehensive loss 0 0    
Total other comprehensive (loss) income (103) 261    
Ending balance (540) (1,232)    
Pension and OPEB        
Accumulated Other Comprehensive Loss        
Beginning balance (123) (120) (125) (115)
Other comprehensive income (loss) before reclassifications 3 (3)    
Amounts reclassified from accumulated other comprehensive loss (1) (2)    
Total other comprehensive (loss) income 2 (5)    
Ending balance (123) (120)    
Derivative Instruments        
Accumulated Other Comprehensive Loss        
Beginning balance 51 89 $ 37 $ 108
Other comprehensive income (loss) before reclassifications 14 (19)    
Amounts reclassified from accumulated other comprehensive loss 0 0    
Total other comprehensive (loss) income 14 (19)    
Ending balance $ 51 $ 89