Internal Rate of Return

No definition available.

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- Definition

Number of Membership Interests Outstanding

+ References

No definition available.

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- Definition

Number of units issued.

+ References

No definition available.

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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.

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- Definition

Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(29))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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- Definition

The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 323
-SubTopic 10
-Section 50
-Paragraph 3
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=114001798&loc=d3e33918-111571

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Equity - Additional Information (Detail)	1 Months Ended		3 Months Ended
Equity - Additional Information (Detail)	Mar. 31, 2018 shares	Aug. 31, 2017 class shares	Sep. 30, 2017	Sep. 30, 2018 shares
Capital Unit [Line Items]
Common shares issued (shares)				152,539,532
Number of membership interests outstanding \| class		2
Class A Unit
Capital Unit [Line Items]
Internal rate of return threshold of prior to distributions			9.00%
Members of Roan LLC \| Class A common stock
Capital Unit [Line Items]
Common shares issued (shares)				152,500,000
Linn Energy Holdings \| Roan LLC
Capital Unit [Line Items]
Ownership percentage		50.00%
Linn Energy Holdings \| Membership units \| Roan LLC
Capital Unit [Line Items]
Units issued (shares)	19.2	1,500,000,000.0
Citizen \| Roan LLC
Capital Unit [Line Items]
Ownership percentage		50.00%
Citizen \| Membership units \| Roan LLC
Capital Unit [Line Items]
Units issued (shares)	19,200,000.0	1,500,000,000.0