v3.26.1
Restructuring Programs - Restructuring Charges (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Mar. 31, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Restructuring Reserve [Roll Forward]          
Balance at beginning of period $ 144 $ 126   $ 126  
Restructuring provision 31 56      
Reversals of prior charges (5) (11)      
Net current period charges 26 45 $ 9 71 $ 14
Charges against reserve and currency (20) (27)   (47) $ (27)
Balance at end of period 150 144   150  
Severance Costs Prior Actions          
Restructuring Reserve [Roll Forward]          
Balance at beginning of period 1 1   1  
Restructuring provision 0 0      
Reversals of prior charges 0 0      
Net current period charges 0 0      
Charges against reserve and currency 0 0      
Balance at end of period 1 1   1  
Severance Costs Reinvention          
Restructuring Reserve [Roll Forward]          
Balance at beginning of period 40 43   43  
Restructuring provision 0 0      
Reversals of prior charges 0 (2)      
Net current period charges 0 (2)      
Charges against reserve and currency (3) (1)      
Balance at end of period 37 40   37  
Severance Costs Integration          
Restructuring Reserve [Roll Forward]          
Balance at beginning of period 98 77   77  
Restructuring provision 31 56      
Reversals of prior charges (5) (9)      
Net current period charges 26 47      
Charges against reserve and currency (17) (26)      
Balance at end of period 107 98   107  
Other Contractual Termination Costs          
Restructuring Reserve [Roll Forward]          
Balance at beginning of period 5 5   5  
Restructuring provision 0 0      
Reversals of prior charges 0 0      
Net current period charges 0 0      
Charges against reserve and currency 0 0      
Balance at end of period $ 5 $ 5   $ 5