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Commitments and Contingencies - Contingencies (Details)		1 Months Ended	12 Months Ended
	Jan. 27, 2021 USD ($)	Jan. 31, 2020 claimant	Dec. 31, 2019 lawsuit plaintiff
CVR Energy, CVR Refining and General Partner, CVR Refining Holdings, IEP and Certain Directors and Affiliates | Call Option Lawsuits
Loss Contingencies [Line Items]
Number of lawsuits filed | lawsuit			9
CVR Energy, CVR Refining and General Partner, CVR Refining Holdings, IEP and Certain Directors and Affiliates | Call Option Lawsuits | Subsequent Event
Loss Contingencies [Line Items]
Indemnity Insurance, Coverage Limit | $	$ 50,000,000
WRC and Others | Small Refinery Exemption
Loss Contingencies [Line Items]
Number of refineries whose SREs were vacated under RFS program under the CAA | claimant		3
WRC | Small Refinery Exemption
Loss Contingencies [Line Items]
Number of ethanol and biofuels trade associations that filed lawsuit against the EPA | plaintiff			4

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Loss Contingency, Indemnity Insurance, Coverage Limit

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Number of defendants named in a legal action.

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Number of plaintiffs that have filed claims pertaining to a loss contingency.

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- Definition

Number of pending claims pertaining to a loss contingency.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 4
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=121557415&loc=d3e14435-108349

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