v3.26.1
Restructuring - Summary of Restructuring Costs (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Restructuring Cost And Reserve [Line Items]        
Total Restructuring Costs $ 16 $ 36 $ 28 $ 40
Inception to Date 219   219  
Estimated Remaining Cost 26   26  
Estimated Total Cost 245   245  
Transformation Program        
Restructuring Cost And Reserve [Line Items]        
Total Restructuring Costs 0 0 0 4
Inception to Date 140   140  
Estimated Remaining Cost 0   0  
Estimated Total Cost 140   140  
Transformation Program | Severance and Related Benefits        
Restructuring Cost And Reserve [Line Items]        
Total Restructuring Costs 0 0 0 2
Inception to Date 45   45  
Estimated Remaining Cost 0   0  
Estimated Total Cost 45   45  
Transformation Program | Other Restructuring Costs        
Restructuring Cost And Reserve [Line Items]        
Total Restructuring Costs 0 0 0 2
Inception to Date 95   95  
Estimated Remaining Cost 0   0  
Estimated Total Cost 95   95  
Post-Separation Plan        
Restructuring Cost And Reserve [Line Items]        
Total Restructuring Costs 16 36 28 36
Inception to Date 79   79  
Estimated Remaining Cost 26   26  
Estimated Total Cost 105   105  
Post-Separation Plan | Severance and Related Benefits        
Restructuring Cost And Reserve [Line Items]        
Total Restructuring Costs 10 20 11 20
Inception to Date 31   31  
Estimated Remaining Cost 4   4  
Estimated Total Cost 35   35  
Post-Separation Plan | Other Restructuring Costs        
Restructuring Cost And Reserve [Line Items]        
Total Restructuring Costs 6 $ 16 17 $ 16
Inception to Date 48   48  
Estimated Remaining Cost 22   22  
Estimated Total Cost $ 70   $ 70