Supplemental Oil and Gas Disclosures (Unaudited) - Schedule of Standardized Measure of Discounted Future Net Cash Flows Related to Interest in Proved Oil, Natural Gas and NGL Reserves (Details) - USD ($) $ in Thousands |
Dec. 31, 2020 |
Dec. 31, 2019 |
Dec. 31, 2018 |
Dec. 31, 2017 |
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Extractive Industries [Abstract] | ||||
Future cash inflows | $ 4,927,497 | $ 7,151,875 | $ 8,654,631 | |
Future costs: | ||||
Production | (1,105,211) | (1,633,432) | (1,740,850) | |
Development and abandonment | (1,236,874) | (1,464,270) | (1,349,005) | |
Future net cash flows before income taxes | 2,585,412 | 4,054,173 | 5,564,776 | |
Future income tax expense | (141,515) | (662,317) | (862,473) | |
Future net cash flows after income taxes | 2,443,897 | 3,391,856 | 4,702,303 | |
Discount at 10% annual rate | (538,963) | (854,261) | (1,362,057) | |
Standardized measure of discounted future net cash flows | $ 1,904,934 | $ 2,537,595 | $ 3,340,246 | $ 1,807,669 |
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- References No definition available.
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- Definition Amount of estimated future accumulated cash inflow from the sale of proved oil and gas reserves. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of estimated future accumulated cash outflow for costs to be incurred in developing proved oil and gas reserves. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of estimated future accumulated cash outflow for income tax, based on the future income less future expense derived from production and sale of proved oil and gas reserves. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of estimated future accumulated cash outflow for costs to be incurred in producing proved oil and gas reserves. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of discount on future accumulated cash inflow, after deducting future accumulated cash outflow for development and production costs and future income tax, from sale of proved oil and gas reserves, using a discount rate of ten percent a year. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of discounted future accumulated cash inflow relating to proved oil and gas reserves. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- References No definition available.
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- Definition Future net cash flows relating to proved oil and gas reserves, net cash flows after income taxes. No definition available.
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- Definition Future net cash flows relating to proved oil and gas reserves, net cash flows before income taxes. No definition available.
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