v3.26.1
Changes in Accumulated Other Comprehensive Loss - Schedule of Reclassifications Out of AOCI (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Mar. 31, 2026
Jun. 30, 2025
Mar. 31, 2025
Jun. 30, 2026
Jun. 30, 2025
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]            
Cost of Sales $ 1,896   $ 1,784   $ 3,746 $ 3,459
Total, Net of Tax $ 24 $ (43) $ 104 $ 127    
Amount Reclassified from Accumulated Other Comprehensive Loss            
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]            
Total Reclassifications for the Period         2  
Amount Reclassified from Accumulated Other Comprehensive Loss | Derivative Instruments            
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]            
Total, Net of Tax         1  
Amount Reclassified from Accumulated Other Comprehensive Loss | Pension and Postretirement Benefit Plans | Pension Benefits            
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]            
Actuarial Losses (Gains)         2  
Total, Net of Tax         2  
Amount Reclassified from Accumulated Other Comprehensive Loss | Pension and Postretirement Benefit Plans | Other Postretirement Benefits Plan            
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]            
Actuarial Losses (Gains)         (1)  
Total, Net of Tax         (1)  
Commodity Contracts | Amount Reclassified from Accumulated Other Comprehensive Loss | Derivative Instruments            
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]            
Cost of Sales         $ 1