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Organization and History of the Company and Basis of Presentation (Details) (USD $)
In Millions, except Share data, unless otherwise specified
 3 Months Ended 1 Months Ended 1 Months Ended 3 Months Ended
Mar. 31, 2012
Segment
Dec. 31, 2011
GWEC
barrelperday
barrel
Dec. 31, 2012
GWEC
Dec. 15, 2011
GWEC
Dec. 31, 2010
Goldman Sachs Funds and Kelso Funds
Mar. 31, 2012
CVR GP, LLC
Apr. 30, 2011
CVR Partners, LP
Mar. 31, 2012
CVR Partners, LP
type
Number of reportable segments 2              
Percentage of CVR's ownership interest in CVR GP, LLC           100.00%    
Percentage of outstanding shares beneficially owned         40.00%      
Preliminary purchase price       $ 592.3        
Increase in preliminary purchase price     1.2          
Capacity of refinery acquired by the entity in Wynnewood, Oklahoma (in bpd)   70,000            
Capacity of refinery owned by acquiree in Wynnewood, Oklahoma (in bpd)   2,000,000            
CVR Partners, LP                
Sale price of managing GP interest               10.6
Interest in the partnership sold into the public market (as a percent)               30.00%
Number of units sold in public offering (in shares)             22,080,000  
Offering price per unit (in dollars per share)             $ 16.00  
Purchase of incentive distribution rights             26.0  
Common units outstanding (in units)               73,030,936
Common units owned by the public (in shares)               22,110,936
Percentage of common units owned by the public               30.00%
Common units owned by general partner (in units)               50,920,000
Percentage of common units owned by the general partner               70.00%
Amount paid for purchase of IDRs from general partner               $ 26.0
Number of types of partnership interests outstanding               2
Basis of Consolidation                
Percentage of holders of the outstanding common units required to vote for removal of the general partner 66.667%