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Supplemental Oil and Gas Disclosures (Unaudited) - Schedule of Principal Changes in Standardized Measure of Discounted Future Net Cash Flows (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Extractive Industries [Abstract]      
Standardized measure, beginning of year $ 1,904,934 $ 2,537,595 $ 3,340,246
Sales and transfers of oil, net gas and NGLs produced during the period (957,576) (339,557) (665,226)
Net change in prices and production costs 2,049,980 (1,468,304) (849,696)
Changes in estimated future development costs (57,876) 32,589 (75,564)
Previously estimated development costs incurred 69,125 46,143 117,049
Accretion of discount 199,849 299,302 392,526
Net change in income taxes (391,834) 361,875 129,590
Purchases of reserves   730,611 75,009
Extensions and discoveries 45,485 71,589 306,515
Net change due to revision in quantity estimates 426,357 (309,338) (199,576)
Changes in production rates (timing) and other 152,167 (57,571) (33,278)
Standardized measure, end of year $ 3,440,611 $ 1,904,934 $ 2,537,595