v3.26.3
Related Party Transactions - Schedule of Accounts Receivable and Accounts Payable (Details) - USD ($)
$ in Millions
Sep. 30, 2026
Dec. 31, 2025
Related parties    
Related Party Transaction [Line Items]    
Accounts receivable $ 2 $ 1
Accounts payable 204 217
Unconsolidated affiliates    
Related Party Transaction [Line Items]    
Accounts receivable 2 1
Accounts payable 18 22
EPCO and its privately held affiliates    
Related Party Transaction [Line Items]    
Accounts payable $ 186 $ 195