Noncontrolling Interest - Summary of Changes in Noncontrolling Interest (Details) - shares		3 Months Ended
	Jan. 07, 2021	Mar. 31, 2022	Dec. 31, 2021
Class A Common Stock
Stockholders' Equity Attributable to Noncontrolling Interest [Roll Forward]
Outstanding, beginning balance (in shares)		53,467,307
Outstanding, ending balance (in shares)		73,440,800
IRM Acquisition
Stockholders' Equity Attributable to Noncontrolling Interest [Roll Forward]
EEH Units issued in connect with Acquisition (in shares)	12,719,594
Earthstone Energy Holdings, LLC
Stockholders' Equity Attributable to Noncontrolling Interest [Roll Forward]
Outstanding, beginning balance (in shares)		87,811,839
Outstanding, ending balance (in shares)		107,712,566
Earthstone Energy Holdings, LLC | Restricted Stock Units And Performance Units
Stockholders' Equity Attributable to Noncontrolling Interest [Roll Forward]
EEH Units issued in connection with the vesting of restricted stock units and performance-based units (in shares)		483,251
Earthstone Energy Holdings, LLC | Class A Common Stock
Stockholders' Equity Attributable to Noncontrolling Interest [Roll Forward]
EEH units and class B common stock converted to class A common stock (in shares)		0
Earthstone Energy Holdings, LLC | IRM Acquisition
Stockholders' Equity Attributable to Noncontrolling Interest [Roll Forward]
EEH Units issued in connect with Acquisition (in shares)		19,417,476
EEH Units Held By Earthstone and Lynden US | Earthstone Energy Holdings, LLC
Stockholders' Equity Attributable to Noncontrolling Interest [Roll Forward]
Outstanding, beginning balance (in shares)		53,467,307
Outstanding, ending balance (in shares)		73,440,800
EEH Units Held By Earthstone and Lynden US | Earthstone Energy Holdings, LLC | Restricted Stock Units And Performance Units
Stockholders' Equity Attributable to Noncontrolling Interest [Roll Forward]
EEH Units issued in connection with the vesting of restricted stock units and performance-based units (in shares)		483,251
EEH Units Held By Earthstone and Lynden US | Earthstone Energy Holdings, LLC | Class A Common Stock
Stockholders' Equity Attributable to Noncontrolling Interest [Roll Forward]
EEH units and class B common stock converted to class A common stock (in shares)		72,766
EEH Units Held By Earthstone and Lynden US | Earthstone Energy Holdings, LLC | IRM Acquisition
Stockholders' Equity Attributable to Noncontrolling Interest [Roll Forward]
EEH Units issued in connect with Acquisition (in shares)		19,417,476
EEH Units Held By Earthstone and Lynden US | Earthstone Energy Holdings, LLC
Stockholders' Equity Attributable to Noncontrolling Interest [Roll Forward]
Percentage of EEH Units Held By Earthstone and Lynden		68.20%	60.90%
EEH Units Held By Others | Earthstone Energy Holdings, LLC
Stockholders' Equity Attributable to Noncontrolling Interest [Roll Forward]
Outstanding, beginning balance (in shares)		34,344,532
Outstanding, ending balance (in shares)		34,271,766
EEH Units Held By Others | Earthstone Energy Holdings, LLC | Restricted Stock Units And Performance Units
Stockholders' Equity Attributable to Noncontrolling Interest [Roll Forward]
EEH Units issued in connection with the vesting of restricted stock units and performance-based units (in shares)		0
EEH Units Held By Others | Earthstone Energy Holdings, LLC | Class A Common Stock
Stockholders' Equity Attributable to Noncontrolling Interest [Roll Forward]
EEH units and class B common stock converted to class A common stock (in shares)		(72,766)
EEH Units Held By Others | Earthstone Energy Holdings, LLC | IRM Acquisition
Stockholders' Equity Attributable to Noncontrolling Interest [Roll Forward]
EEH Units issued in connect with Acquisition (in shares)		0
EEH Units Held By Others | Earthstone Energy Holdings, LLC
Stockholders' Equity Attributable to Noncontrolling Interest [Roll Forward]
Percentage of EEH Units Held By Others		31.80%	39.10%