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Share-Based Compensation (Details 5) (USD $)
In Millions, except Share data, unless otherwise specified
6 Months Ended 3 Months Ended 6 Months Ended
Jun. 30, 2014
Dec. 31, 2013
Jun. 30, 2014
CVR Refining, LP
CVR Refining Long Term Incentive Plan
trading_day
Jun. 30, 2014
CVR Refining, LP
CVR Refining Long Term Incentive Plan
Phantom Unit Appreciation Plan
Jun. 30, 2014
CVR Refining, LP
CVR Refining Long Term Incentive Plan
Phantom Unit Appreciation Plan
Jun. 30, 2014
CVR Refining, LP
CVR Refining Long Term Incentive Plan
Phantom Unit Appreciation Plan
Personnel Accruals
Share-Based Compensation            
Common stock authorized for issuance (in shares)     11,070,000      
Vesting period     3 years      
Vesting rights percentage     33.33%      
Number of share right to receive cash payment on vesting equal to fair market value is received per award     1      
Period for determination of cash payment value     10      
Unrecognized compensation cost       $ 3.4 $ 3.4  
Weighted-average period for amortization of unrecognized compensation cost         1 year 6 months  
Compensation expense       0.8 1.5  
Liability for unvested restricted share awards $ 43.7 $ 45.8       $ 1.5