Acquisitions - Consideration Transferred In Asset Acquisition (Details) - USD ($) $ / shares in Units, $ in Thousands		9 Months Ended
	Jul. 20, 2021	Sep. 30, 2021
Asset Acquisition [Line Items]
Noncurrent liabilities - ARO		$ 103
Tracker And Sequel Aquisitions
Asset Acquisition [Line Items]
Cash consideration	$ 59,569
Direct transaction costs	1,550
Total consideration transferred	122,933
Oil and gas properties	123,533
Amount attributable to assets acquired	123,533
Noncurrent liabilities - ARO	600
Amount attributable to liabilities assumed	$ 600
Tracker And Sequel Aquisitions | Class A Common Stock
Asset Acquisition [Line Items]
Shares of earthstone class A common stock issued (in shares)	6,200,000
Earthstone class A common stock price (in dollar per share)	$ 9.97
Class A Common Stock consideration	$ 61,814