v3.26.1
Long-Term Debt and Other Credit Facilities - Schedule of Revolving Credit and Other Facilities (Details) - USD ($)
$ in Millions
Mar. 31, 2026
Dec. 31, 2025
Debt Instrument [Line Items]    
Committed capacity $ 2,000  
Unused Capacity 1,555 $ 1,552
Revolving Credit Facility    
Debt Instrument [Line Items]    
LCs Issued 0 0
Letter of Credit    
Debt Instrument [Line Items]    
LCs Issued 445 448
RCF | Line of Credit    
Debt Instrument [Line Items]    
Committed capacity 900  
Unused Capacity 900 900
RCF | Line of Credit | Revolving Credit Facility    
Debt Instrument [Line Items]    
LCs Issued 0 0
RCF | Line of Credit | Letter of Credit    
Debt Instrument [Line Items]    
LCs Issued 0 0
LCF | Line of Credit    
Debt Instrument [Line Items]    
Committed capacity 1,100  
Unused Capacity 655 652
LCF | Line of Credit | Letter of Credit    
Debt Instrument [Line Items]    
LCs Issued $ 445 $ 448