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Equity-Based Compensation (Details)
3 Months Ended
Jun. 02, 2021
USD ($)
shares
Mar. 31, 2022
USD ($)
shares
Mar. 31, 2021
USD ($)
shares
Jun. 09, 2021
shares
May 06, 2021
shares
Delek US 2006 and 2016 and Alon USA Energy Long-Term Incentive Plan          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Unrecognized equity-based compensation | $   $ 39,200,000      
Weighted-average period for amortization of unrecognized compensation cost   1 year 3 months 18 days      
Shares issued (in shares)   45,800 93,856    
Shares withheld (in shares)   17,829 58,851    
Delek US 2006 and 2016 and Alon USA Energy Long-Term Incentive Plan | General and administrative expense          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Equity-based compensation expense | $   $ 5,100,000 $ 4,500,000    
Delek US 2006 and 2016 and Alon USA Energy Long-Term Incentive Plan | Operating Expense          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Equity-based compensation expense | $   $ 5,100,000 $ 4,500,000    
Delek US Employee Stock Purchase Plan | Employee Stock          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized 2,000,000        
Purchase price of common stock, percent 85.00%        
Number of purchase periods | $ 4        
Purchase period 3 months        
Shares issued in period (in shares)   0      
Common Stock | Delek US 2016 Long-Term Incentive Plans          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized         14,235,000
Common Stock | Delek Logistics GP 2012 Long-Term Incentive Plan          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized       912,207