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Operating Units Energy Segment (Details) ft³ / d in Millions, bbl in Millions, $ in Millions |  |  |  |  |  |  | 12 Months Ended
--- | --- | --- | --- | --- | --- | --- | ---
Jul. 24, 2014 USD ($) | Jun. 30, 2014 USD ($) | May. 29, 2013 USD ($) | May. 21, 2013 USD ($) | Jan. 30, 2013 USD ($) | Jan. 23, 2013 USD ($) | Dec. 31, 2015 USD ($) ft³ / d bbl / d T / d miles bbl | Dec. 31, 2014 USD ($) | Dec. 31, 2013 USD ($)
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |
Proceeds from subsidiary equity offerings |  |  |  |  |  |  | $ 31 | $ 160 | $ 1,056
Energy Segment [Member] |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |
Noncontrolling Interest, Increase from Subsidiary Equity Issuance |  |  |  |  |  |  |  | 160 |
CVR Refining, LP [Member] |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |
Percentage of equity ownership in subsidiary |  |  |  |  |  |  | 4.00% |  |
CVR Refining, LP [Member] | Energy Segment [Member] |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |
Percentage of equity ownership in subsidiary |  |  |  |  |  |  | 66.00% |  |
Noncontrolling Interest, Increase from Subsidiary Equity Issuance | $ 15 | $ 170 |  | $ 406 | $ 90 | $ 600 |  |  |
Proceeds from subsidiary equity offerings |  |  |  |  |  |  |  |  | 990
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Changes, Purchase of Interest by Parent |  |  |  | $ 62 |  | $ 100 |  |  |
CVR Partners, LP [Member] | Energy Segment [Member] |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |
Percentage of equity ownership in subsidiary |  |  |  |  |  |  | 53.00% |  |
Noncontrolling Interest, Increase from Subsidiary Equity Issuance |  |  | $ 302 |  |  |  |  |  |
CVR Energy, Inc. [Member] |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |
Percentage of equity ownership in subsidiary |  |  |  |  |  |  | 82.00% |  |
Crude Oil Gathering [Member] | Energy Segment [Member] |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |
Production, Barrels of Oil Per Day | bbl / d |  |  |  |  |  |  | 65,000 |  |
Nitrogen Fertilizer [Member] | Energy Segment [Member] |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |
Production, Tons of Ammonia Per Day | T / d |  |  |  |  |  |  | 1,300 |  |
Production, Tons of Urea and Ammonium Nitrate Per Day | T / d |  |  |  |  |  |  | 3,000 |  |
Production, Cubic Feet of Hydrogen Per Day | ft³ / d |  |  |  |  |  |  | 89 |  |
Cushing, Oklahoma [Member] | Petroleum [Member] | Energy Segment [Member] |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |
Production, Barrels of Oil, Storage Capacity | bbl |  |  |  |  |  |  | 7.0 |  |
Production, Barrels of Oil, Combined Refinery Related Storage Capacity | bbl |  |  |  |  |  |  | 4.5 |  |
Coffeyville, Kansas [Member] | Energy Segment [Member] |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |
Acres of land |  |  |  |  |  |  | 440 |  |
Coffeyville, Kansas [Member] | Petroleum [Member] | Energy Segment [Member] |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |
Production, Barrels of Oil Per Day | bbl / d |  |  |  |  |  |  | 115,000 |  |
Coffeyville, Kansas [Member] | 486110 Pipeline Transportation of Crude Oil [Member] | Energy Segment [Member] |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |
Production, Barrels of Oil Per Day | bbl / d |  |  |  |  |  |  | 170,000 |  |
Crude Oil Pipeline, Length, Miles | miles |  |  |  |  |  |  | 336 |  |
Wynnewood, Oklahoma [Member] | Petroleum [Member] | Energy Segment [Member] |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |
Production, Barrels of Oil Per Day | bbl / d |  |  |  |  |  |  | 70,000 |  |
Non-controlling Interests |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |
Proceeds from subsidiary equity offerings |  |  |  |  |  |  | $ 31 | 150 | 966
Non-controlling Interests | Energy Segment [Member] |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |
Noncontrolling Interest, Increase from Subsidiary Equity Issuance |  |  |  |  |  |  |  | 150 |
Non-controlling Interests | CVR Refining, LP [Member] | Energy Segment [Member] |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |
Proceeds from subsidiary equity offerings |  |  |  |  |  |  |  |  | 902
Total Partners' Equity |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |
Proceeds from subsidiary equity offerings |  |  |  |  |  |  | $ 0 | 10 | 90
Total Partners' Equity | Energy Segment [Member] |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |
Noncontrolling Interest, Increase from Subsidiary Equity Issuance |  |  |  |  |  |  |  | $ 10 |
Total Partners' Equity | CVR Refining, LP [Member] | Energy Segment [Member] |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |
Proceeds from subsidiary equity offerings |  |  |  |  |  |  |  |  | $ 88
Secondary offering [Member] | CVR Refining, LP [Member] | Energy Segment [Member] |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |
Noncontrolling Interest, Increase from Subsidiary Equity Issuance | $ 10 |  |  |  |  |  |  |  |

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