Acquisitions and Divestitures - Business Acquisition, Pro Forma Information (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Business Combination and Asset Acquisition [Abstract]
Revenue	$ 1,731,159	$ 637,803
Income (loss) before taxes	795,447	(63,479)
Net income (loss)	671,031	(65,339)
Less: Net income (loss) attributable to noncontrolling interest	204,349	(27,644)
Net income (loss) attributable to Earthstone Energy, Inc.	$ 466,682	$ (37,695)
Basic (in dollars per share)	$ 5.14	$ (0.56)
Diluted (in dollars per share)	$ 4.85	$ (0.54)