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Share-Based Compensation - Long-Term Incentive Plan, CVR Energy (Details) - USD ($)
1 Months Ended 3 Months Ended 9 Months Ended
Dec. 31, 2016
Sep. 30, 2017
Sep. 30, 2016
Sep. 30, 2017
Sep. 30, 2016
Share-Based Compensation          
Personnel accruals $ 45,700,000 $ 48,500,000   $ 48,500,000  
CVR Energy Long Term Incentive Plan          
Share-Based Compensation          
Common stock authorized for issuance (in shares)   7,500,000   7,500,000  
CVR Energy Long Term Incentive Plan | Stock Options          
Share-Based Compensation          
Common stock authorized for issuance (in shares)   1,000,000   1,000,000  
CVR Energy Long Term Incentive Plan | Performance Unit Awards          
Share-Based Compensation          
Awards granted (in shares) 3,500        
Cash amount granted per unit of performance factor achieved $ 1,000        
Compensation expense (benefit)   $ 900,000 $ 900,000 $ 2,700,000 $ 2,600,000
CVR Energy Long Term Incentive Plan | Performance Unit Awards | Personnel Accruals          
Share-Based Compensation          
Personnel accruals $ 3,500,000 $ 2,700,000   $ 2,700,000