v3.26.1
Short-Term Borrowings and Long-term Debt (Details) - USD ($)
$ in Millions
 1 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2026
Dec. 31, 2025
Line of Credit Facility [Line Items]      
Debt instrument, variable interest rate, type [extensible enumeration]   Term Secured Overnight Financing Rate (Term SOFR) [Member]  
Short-term borrowings $ 1,985 $ 1,985 $ 960
Revolving credit facility | Credit agreement | Line of Credit      
Line of Credit Facility [Line Items]      
Borrowing limit, total initial borrowings 1,500 1,500  
Proceeds from short-term debt   750  
Short-term borrowings 750 $ 750  
Revolving credit facility | Credit agreement | Line of Credit | Minimum      
Line of Credit Facility [Line Items]      
Variable rate   0.75%  
Revolving credit facility | Credit agreement | Line of Credit | Maximum      
Line of Credit Facility [Line Items]      
Variable rate   1.25%  
Revolving credit facility | Other revolving credit facilities | Line of Credit      
Line of Credit Facility [Line Items]      
Short-term borrowings $ 1,200 $ 1,200  
Debt instrument, average fixed interest rate (in percent) 2.89% 2.89%  
Revolving credit facility | Other revolving credit facilities | Line of Credit      
Line of Credit Facility [Line Items]      
Borrowing limit, total initial borrowings $ 1,600 $ 1,600  
Revolving credit facility | Unsecured Revolving Credit Facilities | Line of Credit      
Line of Credit Facility [Line Items]      
Borrowing limit, total initial borrowings $ 193 $ 193  
Revolving credit facility | Unsecured Revolving Credit Facilities | Line of Credit | Minimum      
Line of Credit Facility [Line Items]      
Variable rate 1.20%    
Revolving credit facility | Unsecured Revolving Credit Facilities | Line of Credit | Maximum      
Line of Credit Facility [Line Items]      
Variable rate 1.50%