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Financing Arrangements - Revolving credit agreement (Details)
$ in Millions
5 Months Ended 10 Months Ended 12 Months Ended
Dec. 31, 2021
USD ($)
Jun. 30, 2021
USD ($)
Mar. 16, 2021
Dec. 31, 2021
USD ($)
Dec. 31, 2021
USD ($)
Dec. 31, 2021
USD ($)
Dec. 31, 2020
USD ($)
Dec. 31, 2019
USD ($)
Jul. 27, 2021
USD ($)
Long-term debt                  
Payments on debt           $ 1,690 $ 1,224 $ 1,465  
Proceeds from borrowings           1,300 $ 1,550 $ 1,209  
Foreign Line of Credit                  
Long-term debt                  
Unused operating lines of credit $ 641     $ 641 $ 641 641      
Commercial paper                  
Long-term debt                  
Maximum aggregate principal amount                 $ 1,000
Average amount of commercial paper outstanding       $ 670          
Weighted average interest rate (as a percent)       0.27%          
Weighted average maturity       48 days          
Short-term borrowings $ 250     $ 250 $ 250 $ 250      
Weighted average interest rate of outstanding balance (as a percent) 0.35%     0.35% 0.35% 0.35%      
Weighted average maturity of outstanding balance 40 days                
Term loan credit agreement due April 12, 2021                  
Long-term debt                  
Payments on debt           $ 380      
Term loan credit agreement due April 12, 2021 | London Interbank Offered Rate (LIBOR)                  
Long-term debt                  
Basis spread             0.80%    
Amended term loan credit agreement due March 15, 2022                  
Long-term debt                  
Proceeds from borrowings         $ 0        
Amended term loan credit agreement due March 15, 2022 | London Interbank Offered Rate (LIBOR)                  
Long-term debt                  
Basis spread     0.75%            
Revolving credit agreement                  
Long-term debt                  
Basis spread   0.35%              
Debt instrument term   5 years              
Maximum aggregate principal amount   $ 1,000              
Maximum leverage ratio   3.5              
Minimum ratio of consolidated EBIDTA to consolidated net interest expense   3.5