v3.26.1
Debt And Related Expenses (Narrative) (Details)
$ in Millions
3 Months Ended
Sep. 15, 2025
USD ($)
Aug. 31, 2024
USD ($)
Mar. 31, 2026
USD ($)
Sep. 27, 2024
USD ($)
Debt Instrument [Line Items]        
Maturity date extension     n the first quarter of 2026, Devon amended the credit agreement governing the Senior Credit Facility to, among other things, extend the maturity date from March 24, 2030 to March 24, 2031, with the option to extend the maturity date by three additional one-year periods, subject to lender consent  
Term Loan Credit Agreement [Member]        
Debt Instrument [Line Items]        
Aggregate Principal Amount   $ 2,000.0    
Outstanding credit facility borrowings       $ 1,000.0
Debt-to-capitalization ratio     0.249  
Interest rate on the term loan     5.20%  
Line of Credit [Member]        
Debt Instrument [Line Items]        
Credit facility, borrowing capacity     $ 3,000.0  
Outstanding credit facility borrowings     $ 0.0  
Debt-to-capitalization ratio     0.249  
Outstanding letters of credit     $ 1.0  
Line of Credit [Member] | Maximum [Member]        
Debt Instrument [Line Items]        
Debt-to-capitalization ratio     0.65  
Tranche One [Member] | Term Loan Credit Agreement [Member]        
Debt Instrument [Line Items]        
Aggregate Principal Amount   500.0    
Tranche Two [Member] | Term Loan Credit Agreement [Member]        
Debt Instrument [Line Items]        
Aggregate Principal Amount   $ 1,500.0    
Senior Notes [Member] | Devon [Member]        
Debt Instrument [Line Items]        
Early Repayments of Related Party Debt $ 485.0      
Debt interest rate, stated percentage 5.85%