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Organization and Nature of Business - Narrative (Details)
$ / shares in Units, $ in Millions
12 Months Ended 21 Months Ended
Jan. 23, 2013
USD ($)
$ / shares
shares
Apr. 13, 2011
$ / shares
shares
Dec. 31, 2017
segment
Dec. 31, 2017
Organization, Consolidation, and Presentation of Financial Statements [Line Items]        
Number of reportable segments | segment     2  
CVR Partners, LP        
Organization, Consolidation, and Presentation of Financial Statements [Line Items]        
Percentage of interest held by public       66.00%
CVR Partners, LP | Initial Public Offering        
Organization, Consolidation, and Presentation of Financial Statements [Line Items]        
Number of units sold in public offering (in shares) | shares   22,080,000    
Offering price per unit (in dollars per share) | $ / shares   $ 16.00    
CVR GP, LLC        
Organization, Consolidation, and Presentation of Financial Statements [Line Items]        
Percentage of common units owned by the general partner       100.00%
CVR Refining, LP        
Organization, Consolidation, and Presentation of Financial Statements [Line Items]        
Percentage of interest held by public     34.00%  
CVR Refining, LP | Initial Public Offering        
Organization, Consolidation, and Presentation of Financial Statements [Line Items]        
Number of units sold in public offering (in shares) | shares 24,000,000      
Offering price per unit (in dollars per share) | $ / shares $ 25.00      
Proceeds from issuance of common limited partners units | $ $ 600.0      
CVR Refining GP, LLC        
Organization, Consolidation, and Presentation of Financial Statements [Line Items]        
Percentage of common units owned by the general partner     100.00%  
IEP        
Organization, Consolidation, and Presentation of Financial Statements [Line Items]        
Ownership percentage held by controlling stockholder     82.00%  
IEP | CVR Refining, LP        
Organization, Consolidation, and Presentation of Financial Statements [Line Items]        
Ownership interest held by public - IEP     3.90%  
CVR Refining Holdings LLC | CVR Refining, LP        
Organization, Consolidation, and Presentation of Financial Statements [Line Items]        
Ownership interest held by CRLLC or CVR Refining Holdings LLC     66.00%