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Suspended Well Costs (Tables) | 12 Months Ended
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Dec. 31, 2021
Extractive Industries [Abstract] |
Net changes in capitalized exploratory well costs | The following table reflects the net changes in capitalized exploratory well costs during 2021, 2020, and 2019. The table does not include amounts that were capitalized and either subsequently expensed or reclassified to producing well costs in the same year:
| For the Years Ended December 31,
| 2021 |  | 2020 |  | 2019
| (in thousands)
Beginning balance | $ | 5,698 |  |  | $ | 11,925 |  |  | $ | 11,197 |
Additions to capitalized exploratory well costs pending the determination of proved reserves | 15,576 |  |  | 3,346 |  |  | 11,925 |
Divestitures | — |  |  | — |  |  | — |
Reclassifications based on the determination of proved reserves | (5,698) |  |  | (9,573) |  |  | (11,197) |
Capitalized exploratory well costs charged to expense | — |  |  | — |  |  | — |
Ending balance | $ | 15,576 |  |  | $ | 5,698 |  |  | $ | 11,925 |

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- Definition Tabular disclosure of the change in capitalized exploratory costs during the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 932 -SubTopic 235 -Section 50 -Paragraph 1B -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123377692&loc=SL6806780-109447 + Details
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