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Share-Based Compensation (Details 4) (USD $)
12 Months Ended 1 Months Ended 12 Months Ended 1 Months Ended 12 Months Ended 1 Months Ended
Dec. 31, 2011
Dec. 31, 2011
CVR Partners' Long-Term Incentive Plan
Phantom stock units
Employees of general partner
Dec. 31, 2011
CVR Partners' Long-Term Incentive Plan
Common units
Employees of general partner
Dec. 31, 2011
CVR Partners, LP
CVR Partners' Long-Term Incentive Plan
Dec. 31, 2010
CVR Partners, LP
CVR Partners' Long-Term Incentive Plan
Dec. 31, 2009
CVR Partners, LP
CVR Partners' Long-Term Incentive Plan
Apr. 30, 2011
CVR Partners, LP
CVR Partners' Long-Term Incentive Plan
Dec. 31, 2011
CVR Partners, LP
CVR Partners' Long-Term Incentive Plan
Phantom stock units
Apr. 30, 2011
CVR Partners, LP
CVR Partners' Long-Term Incentive Plan
Phantom stock units
Board members of general partner
Aug. 31, 2011
CVR Partners, LP
CVR Partners' Long-Term Incentive Plan
Phantom stock units
Employees of general partner
Jun. 30, 2011
CVR Partners, LP
CVR Partners' Long-Term Incentive Plan
Phantom stock units
Employees of general partner
Dec. 31, 2011
CVR Partners, LP
CVR Partners' Long-Term Incentive Plan
Phantom stock units
Employees of general partner and CRNF and employee of CVR Energy
Dec. 31, 2011
CVR Partners, LP
CVR Partners' Long-Term Incentive Plan
Phantom stock units
Employees of general partner and CRNF and employee of CVR Energy
employee
Jun. 30, 2011
CVR Partners, LP
CVR Partners' Long-Term Incentive Plan
Common units
Board members of general partner
Share-based Compensation                            
Common stock authorized for issuance (in shares)             5,000,000              
Number of units granted (in shares)     9,672           23,448 12,815 50,659 101,097   2,956
Vesting period (in years) 3 years 3 years               3 years 3 years 3 years    
Fraction of stock awards vested per year (as a percent)                     33.00%      
Fraction of stock awards vested per year (as a percent)                   33.00%   33.00%    
Percentage of time dedicated by employee of CVR Energy to the business of CVR Partners                         100.00%  
Number of Employees of Reporting Entity Receiving Share-based Payment Award                         1  
Compensation expense       $ 1,200,000 $ 0 $ 0                
Shares available for issuance       4,799,353                    
Unrecognized compensation cost               $ 3,600,000