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Subsequent Events (Details) (USD $) | 3 Months Ended | 12 Months Ended |  |  | 1 Months Ended | 12 Months Ended | 3 Months Ended |  |  | 0 Months Ended | 1 Months Ended | 0 Months Ended |  | 0 Months Ended | 3 Months Ended | 0 Months Ended | 3 Months Ended | 0 Months Ended
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Dec. 31, 2012 | Jun. 30, 2011 | Mar. 31, 2011 | Dec. 31, 2012 | Dec. 31, 2011 | Dec. 31, 2010 | Dec. 31, 2012 10.875% Senior Secured Notes, due 2017 | Dec. 31, 2011 10.875% Senior Secured Notes, due 2017 | Apr. 30, 2011 CVR Partners | Dec. 31, 2012 CVR Partners | Mar. 31, 2013 Dividend declared | Jan. 24, 2013 Dividend declared | Jan. 23, 2013 Initial Public Offering 10.875% Senior Secured Notes, due 2017 | Jan. 30, 2013 Initial Public Offering CVR Refining, LP | Jan. 23, 2013 Initial Public Offering CVR Refining, LP | Jan. 17, 2013 Initial Public Offering CVR Refining, LP | Jan. 31, 2013 Initial Public Offering CVR Refining, LP | Jan. 23, 2013 Initial Public Offering CVR Refining, LP Icahn | Jan. 31, 2013 Initial Public Offering CVR Partners Minimum | Jan. 23, 2013 Initial Public Offering CRLLC | Dec. 31, 2012 Initial Public Offering Wynnewood refinery | Jan. 23, 2013 Repurchase of debt CVR Refining, LP 10.875% Senior Secured Notes, due 2017 | Mar. 31, 2013 Repurchase of debt CVR Refining, LP 10.875% Senior Secured Notes, due 2017 | Feb. 14, 2013 Cash distribution Nitrogen fertilizer plant
Distribution |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of units sold in public offering (in shares) |  |  |  |  |  |  |  |  | 22,080,000 |  |  |  |  |  | 24,000,000 |  |  | 4,000,000 |  |  |  |  |  |
Offering price per unit (in dollars per share) |  |  |  |  |  |  |  |  | $ 16.00 |  |  |  |  |  | $ 25.00 |  |  |  |  |  |  |  |  |
Gross proceeds before giving effect to underwriting discounts and other offering expenses |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 600,000,000 |  |  |  |  |  |  |  |  |
Additional common units sold on exercise of option by underwriters (in shares) |  |  |  |  |  |  |  |  |  |  |  |  |  | 3,600,000 |  |  |  |  |  |  |  |  |  |
Common units price per unit (in dollars per share) |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 25.00 |  |  |  |  |  |  |  |  |  |
Gross proceeds before giving effect to underwriting discounts and other offering costs |  |  |  |  |  |  |  |  |  |  |  |  |  | 90,000,000 |  |  |  |  |  |  |  |  |  |
Underwriting fees |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 32,500,000 |  |  |  |  |  |  |  |
Other offering costs incurred |  |  |  |  |  |  |  |  |  | 4,400,000 |  |  |  |  |  | 3,900,000 |  |  |  |  |  |  |  |
CVR Energy's indirect ownership in outstanding common units (as a percent) |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 81.00% |  |  |  |  |  |  |  |  |
Percentage of CRLLC's ownership interest in CVR GP, LLC |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 100.00% |  |  |  |  |  |  |  |  |
Net proceeds from IPO after deducting underwriting discounts and commissions and offering expenses |  |  |  |  | 324,880,000 |  |  |  |  |  |  |  |  |  | 653,600,000 |  |  |  |  |  |  |  |  |
Proceeds from IPO to be utilized for repurchase of debt |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 253,000,000 |  |
Face amount of debt repurchased |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 222,800,000 |  |
Redemption premium |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 20,600,000 |  |
Accrued interest |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 9,500,000 |  |
Loss on extinguishment of debt | (37,540,000) | (170,000) | (1,908,000) | (37,540,000) | (2,078,000) | (16,647,000) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 26,100,000 |
Write-off of previously deferred financing charges |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3,700,000 |
Unamortized original issue discount |  |  |  |  |  |  | 1,840,000 | 2,159,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,800,000 |
Stated interest rate (as a percent) |  |  |  |  |  |  | 10.875% | 10.875% |  |  |  |  | 10.875% |  |  |  |  |  |  |  |  |  |  |
Proceeds from IPO to be utilized for pre-funding of certain maintenance and environmental capital expenditures through 2014 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 160,000,000 |  |  |  |  |  |  |
Proceeds from IPO to be utilized for funding the turnaround expenses in acquisitions |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 54,000,000 |  |  |
Amount distributed to CRLLC |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 85,100,000 |  |  |  |
Sustaining ownership of the reporting entity or its subsidiary in partnership (as a percent) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 50.00% |  |  |  |  |
Dividend |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Initial quarterly dividend expected (in dollars per share) |  |  |  |  |  |  |  |  |  |  |  | $ 0.75 |  |  |  |  |  |  |  |  |  |  |  |
Dividend expected on annualized basis (in dollars per share) |  |  |  |  |  |  |  |  |  |  |  | $ 3.00 |  |  |  |  |  |  |  |  |  |  |  |
Special dividend payable (in dollars per share) |  |  |  |  |  |  |  |  |  |  |  | $ 5.50 |  |  |  |  |  |  |  |  |  |  |  |
Amount of the special dividend paid |  |  |  |  |  |  |  |  |  |  | 477,600,000 |  |  |  |  |  |  |  |  |  |  |  |  |
Distribution |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cash distribution (in dollars per unit) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 0.192
Aggregate cash distributions paid |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 14,000,000
Proceeds from issuance of common units |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 9,800,000

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