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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% |

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