v3.26.1
Long-Term Obligations - Delek Logistics Notes (Details) - USD ($)
$ in Millions
6 Months Ended
May 14, 2026
May 11, 2026
Jun. 30, 2026
Jun. 30, 2025
Aug. 16, 2024
Apr. 17, 2024
Mar. 13, 2024
May 24, 2021
Debt Instrument [Line Items]                
Loss on extinguishment of debt     $ 23.5 $ 0.0        
Delek Logistics 2034 Notes | Senior Notes                
Debt Instrument [Line Items]                
Debt instrument, face amount $ 800.0              
Interest rate, stated percentage 6.875%              
Percentage of principal amount redeemed 35.00%              
Percentage of redemption price redeemed 101.00%              
Threshold percentage of shares purchased to redeem all shares 90.00%              
Debt issuance costs     $ 13.5          
Interest rate, effective percentage     7.15%          
Delek Logistics 2034 Notes | Senior Notes | Redemption, period one                
Debt Instrument [Line Items]                
Percentage of redemption price redeemed 106.875%              
Delek Logistics 2034 Notes | Senior Notes | Redemption, period two                
Debt Instrument [Line Items]                
Percentage of redemption price redeemed 103.438%              
Delek Logistics 2034 Notes | Senior Notes | Redemption, period three                
Debt Instrument [Line Items]                
Percentage of redemption price redeemed 101.719%              
Delek Logistics 2034 Notes | Senior Notes | Redemption, period four                
Debt Instrument [Line Items]                
Percentage of redemption price redeemed 100.00%              
Delek Logistics 2033 Notes | Senior Notes                
Debt Instrument [Line Items]                
Debt instrument, face amount       $ 700.0        
Interest rate, stated percentage       7.38%        
Interest rate, effective percentage     7.63%          
Delek Logistics 2029 Notes | Senior Notes                
Debt Instrument [Line Items]                
Debt instrument, face amount             $ 650.0  
Interest rate, stated percentage             8.63%  
Percentage of redemption price redeemed 104.313%              
Interest rate, effective percentage     8.80%          
Repayments of long-term debt $ 400.0              
Loss on extinguishment of debt $ 19.0              
Additional 2029 Notes | Senior Notes                
Debt Instrument [Line Items]                
Debt instrument, face amount         $ 200.0 $ 200.0    
Interest rate, stated percentage         8.63% 8.63%    
Debt instrument, premium percentage         103.25% 101.25%    
Delek Logistics 2028 Notes | Senior Notes                
Debt Instrument [Line Items]                
Debt instrument, face amount               $ 400.0
Interest rate, stated percentage               7.13%
Repayments of long-term debt   $ 270.7            
Loss on extinguishment of debt   $ 2.4