Accrued Liabilities and Other and Other Long-Term Liabilities Accrued Liabilities and Other and Other Long-Term Liabilities - Asset Retirement Obligations (Details) - USD ($) $ in Thousands	1 Months Ended
Apr. 30, 2020	Sep. 30, 2020	Dec. 31, 2019
Asset Retirement Obligation, Current		$ 38,000	$ 0
Asset Retirement Obligations, Noncurrent		11,848	31,068
Vessels related to finance leases, at cost, less accumulated amortization		2,148,835	$ 2,219,026
Petrojarl Banff FPSO [Member]
Asset Retirement Obligation		42,900
Asset Retirement Obligation, Current		38,000
Asset Retirement Obligations, Noncurrent		4,900
Asset Retirement Obligation Costs Recoverable		8,700
Petrojarl Foinaven FPSO [Member]
Asset Retirement Obligation		6,800
Proceeds from Lease Payments	$ 67,000
Vessels related to finance leases, at cost, less accumulated amortization		$ 14,800

Asset Retirement Obligation Costs Recoverable

No definition available.

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- Definition

The carrying amount of a liability for an asset retirement obligation. An asset retirement obligation is a legal obligation associated with the disposal or retirement of a tangible long-lived asset that results from the acquisition, construction or development, or the normal operations of a long-lived asset, except for certain obligations of lessees.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 410
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=6392692&loc=d3e7535-110849

+ Details

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- Definition

Current portion of the carrying amount of a liability for an asset retirement obligation. An asset retirement obligation is a legal obligation associated with the disposal or retirement of a tangible long-lived asset that results from the acquisition, construction or development, or the normal operations of a long-lived asset, except for certain obligations of lessees.

+ References

+ Details

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- Definition

Noncurrent portion of the carrying amount of a liability for an asset retirement obligation. An asset retirement obligation is a legal obligation associated with the disposal or retirement of a tangible long-lived asset that results from the acquisition, construction or development, or the normal operations of a long-lived asset, except for certain obligations of lessees.

+ References

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- Definition

Amount of lessee's right to use underlying asset under finance lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 45
-Paragraph 1
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=77888419&loc=SL77918627-209977

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- Definition

Amount of cash inflows from lease payments.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 30
-Section 45
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=77888421&loc=SL77919320-209978

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 30
-Section 45
-Paragraph 7
-URI http://asc.fasb.org/extlink&oid=77888421&loc=SL77919327-209978

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