Acquisitions and Divestitures - Asset Acquisition (Details) - USD ($) $ / shares in Units, $ in Thousands					12 Months Ended
	Aug. 10, 2022	Apr. 14, 2022	Feb. 15, 2022	Jul. 20, 2021	Dec. 31, 2022	Dec. 31, 2021
Asset Acquisition [Line Items]
Noncurrent liabilities - ARO					$ 533	$ 163
Titus Acquisition
Asset Acquisition [Line Items]
Cash consideration	$ 566,532
Direct transaction costs	1,144
Total consideration transferred	621,250
Oil and gas properties	625,017
Amount attributable to assets acquired	625,017
Current liabilities	2,853
Noncurrent liabilities - ARO	914
Amount attributable to liabilities assumed	3,767
Transaction cost	$ 1,144
Titus Acquisition | Class A Common Stock
Asset Acquisition [Line Items]
Shares of Earthstone class A common stock issued (in shares)	3,857,015
Earthstone Class A Common Stock price (in dollars per share)	$ 13.89
Class A Common Stock consideration	$ 53,574
Bighorn Acquisition
Asset Acquisition [Line Items]
Shares of Earthstone class A common stock issued (in shares)		5,650,977
Cash consideration		$ 625,842
Direct transaction costs		2,347
Total consideration transferred		705,946
Current assets		769
Oil and gas properties		746,116
Amount attributable to assets acquired		746,885
Suspense payable		25,710
Other current liabilities		2,035
Noncurrent liabilities - ARO		13,194
Amount attributable to liabilities assumed		40,939
Transaction cost		$ 2,347
Bighorn Acquisition | Class A Common Stock
Asset Acquisition [Line Items]
Shares of Earthstone class A common stock issued (in shares)		5,650,977
Earthstone Class A Common Stock price (in dollars per share)		$ 13.76
Class A Common Stock consideration		$ 77,757
Chisholm Acquisition
Asset Acquisition [Line Items]
Cash consideration			$ 383,976
Total consideration transferred			633,491
Oil and gas properties			642,485
Amount attributable to assets acquired			642,485
Other current liabilities			3,023
Noncurrent liabilities - ARO			5,971
Amount attributable to liabilities assumed			$ 8,994
Chisholm Acquisition | Class A Common Stock
Asset Acquisition [Line Items]
Shares of Earthstone class A common stock issued (in shares)			19,417,476
Earthstone Class A Common Stock price (in dollars per share)			$ 12.85
Class A Common Stock consideration			$ 249,515
Tracker And Sequel Acquisitions
Asset Acquisition [Line Items]
Cash consideration				$ 60,159
Direct transaction costs				1,715
Total consideration transferred				123,688
Oil and gas properties				124,288
Amount attributable to assets acquired				124,288
Noncurrent liabilities - ARO				600
Amount attributable to liabilities assumed				600
Transaction cost				$ 1,715
Tracker And Sequel Acquisitions | 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 dollars per share)				$ 9.97
Class A Common Stock consideration				$ 61,814