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Operating Units Energy Segment (Details) (USD $) In Millions, unless otherwise specified | 3 Months Ended | 0 Months Ended | 3 Months Ended | 0 Months Ended | 3 Months Ended |
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Mar. 31, 2014 CVR Refining, LP [Member] | May 21, 2013 CVR Refining, LP [Member] Energy Segment [Member] | Jan. 30, 2013 CVR Refining, LP [Member] Energy Segment [Member] | Jan. 23, 2013 CVR Refining, LP [Member] Energy Segment [Member] | Mar. 31, 2014 CVR Refining, LP [Member] Energy Segment [Member] | May 29, 2013 CVR Partners, LP [Member] Energy Segment [Member] | Mar. 31, 2014 CVR Partners, LP [Member] Energy Segment [Member] | Mar. 31, 2014 CVR Energy, Inc. [Member] | Mar. 31, 2014 Crude oil gathering [Member] Energy Segment [Member] | Mar. 31, 2014 Nitrogen Fertilizer [Member] Energy Segment [Member] | Mar. 31, 2014 Coffeyville, Kansas [Member] Petroleum [Member] Energy Segment [Member] bbl | Mar. 31, 2014 Coffeyville, Kansas [Member] Pipeline transportation of crude oil [Member] Energy Segment [Member] miles | Mar. 31, 2014 Wynnewood, Oklahoma [Member] Petroleum [Member] Energy Segment [Member] bbl | Mar. 31, 2014 Cushing, Oklahoma [Member] Petroleum [Member] Energy Segment [Member] bbl
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage of equity ownership in subsidiary | 4.00% |  |  |  | 71.00% |  | 53.00% | 82.00% |  |  |  |  |  |
Proceeds from issuance of subsidiary equity |  | $ 406 | $ 90 | $ 600 |  | $ 302 |  |  |  |  |  |  |  |
Purchase of addtional subsidiary equity by parent company |  | $ 62 |  | $ 100 |  |  |  |  |  |  |  |  |  |
Barrels per day |  |  |  |  |  |  |  |  | 55,000 |  | 115,000 | 145,000 | 70,000 |
Crude oil pipeline owned and leased (in miles) |  |  |  |  |  |  |  |  |  |  |  | 350 |  |
Capacity of crude oil storage tanks (in barrels) |  |  |  |  |  |  |  |  |  |  | 1,200,000 |  | 500,000 | 1,000,000
Production, Barrels of Oil, Combined Refinery Related Storage Capacity |  |  |  |  |  |  |  |  |  |  |  |  |  | 4,500,000
Capacity of leased crude oil storage tanks ( in barrels) |  |  |  |  |  |  |  |  |  |  |  |  |  | 3,300,000
Ton-per-day ammonia unit facility |  |  |  |  |  |  |  |  |  | 1,225 |  |  |  |
Ton-per-day of Urea and Ammonium Nitrate unit facility |  |  |  |  |  |  |  |  |  | 3,000 |  |  |  |
Cubic feet of hydrogen per day gasifiation complex |  |  |  |  |  |  |  |  |  | 84,000,000 |  |  |  |

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