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Long-Term Debt - 2022 Senior Notes (Details) - Senior Notes - 6.5% Senior Notes due 2022
3 Months Ended
Mar. 31, 2018
USD ($)
Oct. 23, 2012
USD ($)
Debt Instrument [Line Items]    
Stated interest rate 6.50%  
CVR Refining LLC    
Debt Instrument [Line Items]    
Debt instrument face amount $ 500,000,000.0 $ 500,000,000.0
Stated interest rate   6.50%
Debt issuance costs   $ 8,700,000
Minimum percentage of holder to accelerate if in default 25.00%  
Maximum fixed charge coverage ratio required to make restricted payments 2.5  
Debt instrument, remaining restricted payments permitted $ 100,000,000  
CVR Refining LLC | Level 2    
Debt Instrument [Line Items]    
Estimated fair value $ 510,000,000