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Asset Retirement Obligations - Asset Retirement Obligations (Details) - USD ($) $ in Thousands | 1 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Aug. 31, 2022 | Sep. 30, 2022 | Sep. 30, 2021 | Dec. 31, 2021
Asset Retirement Obligations |  |  |  |
Property and equipment |  | $ 2,945,654 |  | $ 2,938,154
Changes in our AROs: |  |  |  |
AROs at beginning of year |  | 29,658 | $ 30,913 |
Liability incurred during the period |  | 23,601 |  |
Revisions in estimates |  |  | (2,631) |
Accretion expense |  | 1,465 | 736 |
AROs at end of period |  | 54,724 | $ 29,018 |
Production Facilities | Thunder Hawk Field |  |  |  |
Asset Retirement Obligations |  |  |  |
Ownership percentage | 62.50% |  |  |
Production Facilities | Thunder Hawk Field | ARO |  |  |  |
Asset Retirement Obligations |  |  |  |
Property and equipment |  | $ 23,600 |  |

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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://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 410 -SubTopic 20 -Section 25 -Paragraph 4 -URI https://asc.fasb.org/extlink&oid=116646717&loc=d3e6290-110844 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 410 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI https://asc.fasb.org/extlink&oid=6392692&loc=d3e7535-110849 + Details
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- Definition Amount of accretion expense recognized during the period that is associated with an asset retirement obligation. Accretion expense measures and incorporates changes due to the passage of time into the carrying amount of the liability. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 410 -SubTopic 20 -Section 45 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=6392676&loc=d3e7480-110848 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 410 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c)(3) -URI https://asc.fasb.org/extlink&oid=6392692&loc=d3e7535-110849 + Details
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- Definition Amount of increase (decrease) in the asset retirement obligation from changes in the amount or timing of the estimated cash flows associated with the settlement of the obligation. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 410 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c)(4) -URI https://asc.fasb.org/extlink&oid=6392692&loc=d3e7535-110849 + Details
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