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v3.22.4

Supplemental Disclosures About Natural Gas, Oil and NGL Producing Activities (unaudited) - Schedule of Changes in Estimated Reserves (Details) | 12 Months Ended
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Dec. 31, 2022 Bcfe Bcf MMBbls | Dec. 31, 2021 Bcfe Bcf MMBbls | Dec. 31, 2020 Bcfe MMBbls Bcf
Proved Developed and Undeveloped Reserve (Energy) [Roll Forward] |  |  |
Proved reserves, beginning of period (Energy) | Bcfe | 9,573 | 4,809 | 9,434
Extensions, discoveries and other additions | Bcfe | 82 | 2,091 | 109
Revisions of previous estimates | Bcfe | 2,155 | 1,848 | (3,519)
Production | Bcfe | (1,461) | (1,010) | (976)
Sale of reserves-in-place | Bcfe | (273) | 0 | (239)
Purchase of reserves-in-place | Bcfe | 2,926 | 1,835 | 0
Proved reserves, ending of period (Energy) | Bcfe | 13,002 | 9,573 | 4,809
Proved developed reserves, Beginning of period (Energy) | Bcfe | 5,610 | 4,452 | 5,078
Proved developed reserves, Ending of period (Energy) | Bcfe | 8,681 | 5,610 | 4,452
Proved undeveloped reserves, Beginning of period (Energy) | Bcfe | 3,963 | 357 | 4,356
Proved undeveloped reserves, Ending of period (Energy) | Bcfe | 4,321 | 3,963 | 357
Natural Gas |  |  |
Proved Developed and Undeveloped Reserves [Roll Forward] |  |  |
Proved reserves, beginning of period | Bcf | 7,824 | 3,530 | 6,566
Extensions, discoveries and other additions | Bcf | 60 | 1,744 | 100
Revisions of previous estimates | Bcf | 1,989 | 1,522 | (2,326)
Production | Bcf | (1,308) | (807) | (684)
Sale of reserves-in-place | Bcf | (122) | 0 | (126)
Purchase of reserves-in-place | Bcf | 2,926 | 1,835 | 0
Proved reserves, ending of period | Bcf | 11,369 | 7,824 | 3,530
Proved Developed and Undeveloped Reserve (Energy) [Roll Forward] |  |  |
Proved developed reserves, Beginning of period | Bcf | 4,246 | 3,196 | 3,377
Proved developed reserves, Ending of period | Bcf | 7,385 | 4,246 | 3,196
Proved undeveloped reserves, Beginning of period | Bcf | 3,578 | 334 | 3,189
Proved undeveloped reserves, Ending of period | Bcf | 3,984 | 3,578 | 334
Oil |  |  |
Proved Developed and Undeveloped Reserves [Roll Forward] |  |  |
Proved reserves, beginning of period | 209.7 | 161.3 | 358.0
Extensions, discoveries and other additions | 2.1 | 41.0 | 1.1
Revisions of previous estimates | 22.5 | 33.3 | (148.2)
Production | (19.4) | (25.9) | (37.3)
Sale of reserves-in-place | (16.5) | 0 | (12.3)
Purchase of reserves-in-place | 0 | 0 | 0
Proved reserves, ending of period | 198.4 | 209.7 | 161.3
Proved Developed and Undeveloped Reserve (Energy) [Roll Forward] |  |  |
Proved developed reserves, Beginning of period | 165.7 | 158.1 | 201.4
Proved developed reserves, Ending of period | 157.2 | 165.7 | 158.1
Proved undeveloped reserves, Beginning of period | 44.0 | 3.2 | 156.6
Proved undeveloped reserves, Ending of period | 41.2 | 44.0 | 3.2
NGL |  |  |
Proved Developed and Undeveloped Reserves [Roll Forward] |  |  |
Proved reserves, beginning of period | 82.0 | 52.0 | 120.0
Extensions, discoveries and other additions | 1.5 | 16.9 | 0.4
Revisions of previous estimates | 5.0 | 21.1 | (50.6)
Production | (6.0) | (8.0) | (11.3)
Sale of reserves-in-place | (8.6) | 0 | (6.5)
Purchase of reserves-in-place | 0 | 0 | 0
Proved reserves, ending of period | 73.9 | 82.0 | 52.0
Proved Developed and Undeveloped Reserve (Energy) [Roll Forward] |  |  |
Proved developed reserves, Beginning of period | 61.7 | 51.4 | 82.1
Proved developed reserves, Ending of period | 58.9 | 61.7 | 51.4
Proved undeveloped reserves, Beginning of period | 20.3 | 0.6 | 37.9
Proved undeveloped reserves, Ending of period | 15.0 | 20.3 | 0.6

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- Definition Additions to proved reserves that result from (1) extension of the proved acreage of previously discovered (old) reservoirs through additional drilling in periods after discovery and (2) discovery of new fields with proved reserves or of new reservoirs of proved reserves in old fields. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher SEC -Name Form 20-F -Section Item 18 -Subsection Instruction 2 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 932 -SubTopic 235 -Section 50 -Paragraph 5 -Subparagraph (d) -URI https://asc.fasb.org/extlink&oid=126939881&loc=d3e61831-109447 + Details
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- Definition The net quantity of proved reserves as of the balance sheet date. Proved oil reserves are the estimated quantities of crude oil and natural gas liquids which geological and engineering data demonstrate with reasonable certainty to be recoverable. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher SEC -Name Form 20-F -Section Item 18 -Subsection Instruction 2 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 932 -SubTopic 235 -Section 50 -Paragraph 4 -URI https://asc.fasb.org/extlink&oid=126939881&loc=d3e61797-109447 + Details
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