v3.26.3
Debt and Financing Arrangements (Details) - USD ($)
 3 Months Ended 9 Months Ended
Sep. 30, 2026
Sep. 30, 2026
Sep. 30, 2025
Dec. 31, 2025
Debt Instrument [Line Items]        
Long-term debt payments   $ 1,008,000,000 $ 763,000,000  
Fair value of long-term debt, excluding current portion $ 6,700,000,000 6,700,000,000   $ 6,300,000,000
Long-term debt 7,429,000,000 7,429,000,000   6,606,000,000
Other short-term debt $ 466,000,000 $ 466,000,000   $ 83,000,000
Weighted average interest rate on short term borrowings (as a percent) 3.70% 3.70%   4.00%
Senior Notes        
Debt Instrument [Line Items]        
Debt instrument, face amount $ 1,000,000,000.0 $ 1,000,000,000.0    
Line of Credit        
Debt Instrument [Line Items]        
Maximum borrowing capacity 12,700,000,000 12,700,000,000   $ 12,300,000,000
Unused lines of credit 9,200,000,000 9,200,000,000   9,400,000,000
Commercial Paper        
Debt Instrument [Line Items]        
Maximum borrowing capacity 5,100,000,000 5,100,000,000   5,100,000,000
Amount utilized from lines of credit facility 690,000,000 690,000,000   $ 715,000,000
Unsecured Senior Notes Due September 1, 2031 | Senior Notes        
Debt Instrument [Line Items]        
Debt instrument, face amount $ 500,000,000 $ 500,000,000    
Debt instrument, interest rate, stated percentage 4.83% 4.83%    
Unsecured Senior Notes Due September 1, 2036 | Senior Notes        
Debt Instrument [Line Items]        
Debt instrument, face amount $ 500,000,000 $ 500,000,000    
Debt instrument, interest rate, stated percentage 5.27% 5.27%    
Unsecured Senior Notes Due August 2026        
Debt Instrument [Line Items]        
Debt instrument, interest rate, stated percentage 2.50% 2.50%    
Long-term debt payments $ 1,000,000,000.0