v3.25.2
Debt - Credit Facilities and Commercial Paper (Details)
3 Months Ended
Feb. 28, 2024
USD ($)
option
Mar. 31, 2024
USD ($)
Jun. 30, 2025
USD ($)
Jan. 13, 2025
USD ($)
Dec. 31, 2024
USD ($)
Jun. 25, 2024
USD ($)
Mar. 15, 2024
USD ($)
Jun. 23, 2022
USD ($)
Commercial Paper                
Debt Instrument [Line Items]                
Line of credit facility, maximum borrowing capacity     $ 5,000,000,000          
Revolving Credit Facility | Commercial Paper                
Debt Instrument [Line Items]                
Amount borrowed     1,349,000,000   $ 435,000,000      
Revolving Credit Facility | Uncommitted Facility due July 2025                
Debt Instrument [Line Items]                
Line of credit facility, maximum borrowing capacity       $ 200,000,000        
Amount borrowed     200,000,000          
Revolving Credit Facility | 2024 Uncommitted Facility                
Debt Instrument [Line Items]                
Line of credit facility, maximum borrowing capacity           $ 400,000,000    
Amount borrowed     400,000,000   400,000,000      
Revolving Credit Facility | The Facility | Line of Credit                
Debt Instrument [Line Items]                
Line of credit facility, maximum borrowing capacity $ 5,000,000,000             $ 5,000,000,000
Amount borrowed     $ 0   $ 0      
Debt to capitalization ratio 65.00%              
Line of credit facility, increase limit $ 6,000,000,000              
Number of options to extend | option 2              
Extension term 1 year              
Secured Debt | The Credit Agreement | DCP LP                
Debt Instrument [Line Items]                
Line of credit facility, maximum borrowing capacity   $ 1,400,000,000         $ 1,400,000,000  
Repayments of lines of credit   25,000,000            
Secured Debt | Securitization Facility | DCP LP                
Debt Instrument [Line Items]                
Line of credit facility, maximum borrowing capacity             $ 350,000,000  
Repayments of lines of credit   $ 350,000,000