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Share-Based Compensation - Long-Term Incentive Plan, CVR Energy (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2016
Dec. 31, 2015
Share-Based Compensation    
Personnel accruals, VIEs $ 23.7 $ 45.7
CVR Energy Long Term Incentive Plan    
Share-Based Compensation    
Common stock authorized for issuance (in shares) 7,500,000  
CVR Energy Long Term Incentive Plan | Stock Options    
Share-Based Compensation    
Common stock authorized for issuance (in shares) 1,000,000  
CVR Energy Long Term Incentive Plan | Performance Unit Awards    
Share-Based Compensation    
Compensation expense $ 0.9  
CVR Energy Long Term Incentive Plan | Performance Unit Awards | Personnel Accruals    
Share-Based Compensation    
Personnel accruals, VIEs $ 0.9