Ratio of shares of equity interests issued or issuable to acquire entity.

No definition available.

Name:	lnco_BusinessAcquisitionEquityInterestIssuedOrIssuableExchangeRatio
Namespace Prefix:	lnco_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Total consideration transferred towards the future funding commitment on joint venture.

+ References

No definition available.

+ Details

Name:	lnco_FutureFundingCommitmentOfJointVentureConsiderationTransferred
Namespace Prefix:	lnco_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amount of future funding for joint venture agreement.

+ References

No definition available.

+ Details

Name:	lnco_FutureFundingOfJointVentureAgreement
Namespace Prefix:	lnco_
Data Type:	xbrli:monetaryItemType
Balance Type:	na
Period Type:	duration

- Definition

Percent interest acquired in joint venture agreement.

+ References

No definition available.

+ Details

Name:	lnco_JointVentureInterestAcquired
Namespace Prefix:	lnco_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

The total cost of the acquired entity including the cash paid to shareholders of acquired entities, fair value of debt and equity securities issued to shareholders of acquired entities, the fair value of the liabilities assumed, and direct costs of the acquisition.

+ References

+ Details

Name:	us-gaap_BusinessAcquisitionCostOfAcquiredEntityPurchasePrice
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Details

Name:	us-gaap_BusinessAcquisitionLineItems
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Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

The amount of acquisition cost of a business combination allocated to notes payables and long-term debt assumed from the acquired entity.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 141

-Paragraph 51

-Subparagraph e

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Emerging Issues Task Force (EITF)

-Number 98-1

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 141

-Paragraph 37

-Subparagraph g

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

For an acquired entity, price of a single share of a number of saleable stocks of a company.

+ References

No definition available.

+ Details

Name:	us-gaap_BusinessAcquisitionSharePrice
Namespace Prefix:	us-gaap_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	instant

- Definition

This element represents the acquisition-date fair value of the total consideration transferred which consists of the sum of the acquisition-date fair values of the assets transferred by the acquirer, the liabilities incurred by the acquirer to former owners of the acquiree, and the equity interests issued by the acquirer.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 30

-Section 30

-Paragraph 8

-URI http://asc.fasb.org/extlink&oid=6911251&loc=d3e6613-128477

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 30

-Section 30

-Paragraph 7

-URI http://asc.fasb.org/extlink&oid=6911251&loc=d3e6578-128477

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 30

-Section 50

-Paragraph 1

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=7488404&loc=d3e6927-128479

Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 141R

-Paragraph 68

-Subparagraph f

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 5: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 141R

-Paragraph 39, 40

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Acquisitions (Acquisitions, Joint-Venture Funding) (Details) (USD $)	0 Months Ended		6 Months Ended	15 Months Ended	0 Months Ended		3 Months Ended	12 Months Ended		0 Months Ended
	Feb. 20, 2013	Feb. 21, 2013	Jun. 30, 2013 Linn Energy, LLC [Member]	Jun. 30, 2013 Linn Energy, LLC [Member]	Apr. 03, 2013 Linn Energy, LLC [Member] Business Acquisition, Anadarko	Apr. 03, 2012 Linn Energy, LLC [Member] Business Acquisition, Anadarko	Mar. 31, 2013 Linn Energy, LLC [Member] Business Acquisition, Anadarko	Mar. 31, 2013 Linn Energy, LLC [Member] Business Acquisition, Anadarko	Dec. 31, 2012 Linn Energy, LLC [Member] Business Acquisition, Anadarko	Feb. 20, 2013 Linn Energy, LLC [Member] Business Acquisition, Berry	Feb. 21, 2013 Linn Energy, LLC [Member] Business Acquisition, Berry	May 01, 2012 Linn Energy, LLC [Member] Business Acquisition East Texas	Mar. 30, 2012 Linn Energy, LLC [Member] Business Acquisition East Texas	Mar. 30, 2012 Linn Energy, LLC [Member] Business Acquisition, BP
Business Acquisition [Line Items]
Future funding commitment of joint venture consideration transferred			$ 69,000,000	$ 270,000,000			$ 15,000,000	$ 217,000,000	$ 201,000,000
Future funding of joint venture agreement					400,000,000	400,000,000
Number of LinnCo common shares for each Berry common share	125.00%									125.00%
Business acquisition, price per common share	$ 46.2375									$ 46.2375
Preliminary value of definitive purchase merger	4,400,000,000									4,400,000,000
Debt assumed		1,700,000,000									1,700,000,000
Joint Venture Interest Acquired					23.00%	23.00%
Total consideration transferred												$ 168,000,000	$ 168,000,000	$ 1,160,000,000