Represents the percentage of allocation of share-based compensation expense for full time employees of the company.

No definition available.

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- Definition

Represents the number of shares considered for determining cash payment for each award upon vesting under equity based compensation arrangement.

+ References

No definition available.

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- Definition

Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SAB Topic 14.F)
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-Publisher FASB
-Name Accounting Standards Codification
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-Publisher FASB
-Name Accounting Standards Codification
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-Section 50
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-URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901

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- Definition

Aggregate carrying value as of the balance sheet date of the liabilities for stock option plans and other equity-based compensation arrangements payable within one year (or the operating cycle, if longer).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.20)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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- Definition

Weighted average period over which unrecognized compensation is expected to be recognized for equity-based compensation plans, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (i)
-URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901

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- Definition

Unrecognized cost of unvested share-based awards, other than options, awarded to employees as compensation.

+ References

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- Definition

Period which an employee's right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901

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- Definition

Amount of cash paid related to share-based compensation liabilities.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (d)(2)
-URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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- Definition

Percentage of vesting of share-based compensation awards.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901

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Share-Based Compensation - Incentive Plan and Awards, CVR Energy (Details) - USD ($) $ in Millions	3 Months Ended	12 Months Ended
	Mar. 31, 2017	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Percentage of allocation of share-based compensation expense		100.00%
CVR Energy, Inc \| Incentive Unit Award
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based liabilities paid		$ 1.0	$ 0.5	$ 0.6
Liability for unvested awards related to employees		0.7	0.4
Compensation expense		1.4	0.4	$ 0.9
Unrecognized compensation cost		$ 2.1
Weighted-average period for amortization of unrecognized compensation cost		1 year 7 months
Vesting period		3 years
Number of shares considered for determining cash payment for each award upon vesting (in shares)		1
CVR Energy LTIP \| Tranche One \| CVR Energy, Inc \| Incentive Unit Award
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting percentage		33.33%
CVR Energy LTIP \| Tranche Two \| CVR Energy, Inc \| Incentive Unit Award
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting percentage		33.33%
CVR Energy LTIP \| Tranche Three \| CVR Energy, Inc \| Incentive Unit Award
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting percentage		33.33%
Chief Executive Officer \| 2015 Performance Unit Award Agreement \| CVR Energy, Inc \| Performance shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based liabilities paid	$ 0.5
Liability for unvested awards related to employees			0.5
Compensation expense			$ 0.5
Chief Executive Officer \| 2016 Performance Unit Award Agreement \| CVR Energy, Inc \| Performance shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Liability for unvested awards related to employees		$ 0.5
Compensation expense		0.5
Chief Executive Officer \| Long-Term Incentive Plan, 2017 Performance Unit Award Agreement [Member] \| CVR Energy, Inc \| Performance shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation cost		$ 0.2
Weighted-average period for amortization of unrecognized compensation cost		1 year