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Supplemental Oil and Gas Disclosures - Schedule of Capitalized Costs Related to Oil, Natural Gas and NGL Activities and Related Accumulated Depletion and Amortization (Details)
$ in Thousands
Dec. 31, 2020
USD ($)
$ / MBoe
Dec. 31, 2019
USD ($)
$ / MBoe
Extractive Industries [Abstract]    
Proved properties $ 4,945,550 $ 4,066,260
Unproved oil and gas properties, not subject to amortization 254,994 194,532
Total oil and gas properties 5,200,544 4,260,792
Less: Accumulated depletion (2,680,254) (2,051,856)
Net capitalized costs $ 2,520,290 $ 2,208,936
Depletion and amortization rate (Per Boe) | $ / MBoe 31.42 18.05