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Debt Narrative - Debt and Credit Facilities - Energy (Details) - USD ($) $ in Millions |  | 3 Months Ended | 6 Months Ended |  |
--- | --- | --- | --- | --- | ---
Jun. 10, 2016 | Jun. 30, 2016 | Jun. 30, 2016 | Dec. 31, 2015 | Apr. 13, 2011
Debt Instrument [Line Items] |  |  |  |  |
Debt |  | $ 12,969 | $ 12,969 | $ 12,594 |
Energy Segment [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt |  | 1,168 | 1,168 | $ 667 |
CVR Refining Credit Facility [Member] | Energy Segment [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Line of credit facility borrowing capacity |  | 255 | 255 |  |
Letters of credit outstanding amount |  | 28 | 28 |  |
Line of credit facility unused borrowing availability |  | 0 | 0 |  |
CVR Partners Credit Facility [Member] | Energy Segment [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Line of credit facility unused borrowing availability |  | 0 | 0 |  |
Debt |  |  |  |  | $ 125
CVR Partners 2023 Notes [Member] | Energy Segment [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt | $ 645 |  |  |  |
Interest rate | 9.25% |  |  |  |
Discount on debt | $ 16 |  |  |  |
Proceeds from issuance of debt | 623 |  |  |  |
CVR Nitrogen 2021 Notes [Member] | Energy Segment [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt | $ 320 |  |  |  |
Interest rate | 6.50% |  |  |  |
Face value of repurchased debt | $ 315 |  |  |  |
Amount paid for repurchased debt | 320 |  |  |  |
Premium paid on repurchased debt | 5 |  |  |  |
Interest paid on repurchased debt | $ 3 |  |  |  |
Loss on extinguishment of debt |  | (5) | (5) |  |
Debt |  | $ 4 | $ 4 |  |

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- Definition Sum of the carrying values as of the balance sheet date of all debt, including all short-term borrowings, long-term debt, and capital lease obligations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.13,16) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.16) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 + Details
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