Consolidated Statements of Equity - USD ($) $ in Thousands	Total	Bold Contribution Agreement	Restricted Stock Units	Class B Common Stock	Common Stock	Common Stock Bold Contribution Agreement	Common Stock Restricted Stock Units	Common Stock Class A Common Stock	Common Stock Class A Common Stock Bold Contribution Agreement	Common Stock Class A Common Stock Restricted Stock Units	Common Stock Class A Common Stock Restricted Stock Units Bold Contribution Agreement	Common Stock Class B Common Stock	Additional Paid-in Capital	Additional Paid-in Capital Bold Contribution Agreement	Additional Paid-in Capital Restricted Stock Units	Accumulated Deficit	Treasury Stock	Total Earthstone Energy, Inc. Stockholders' Equity	Total Earthstone Energy, Inc. Stockholders' Equity Bold Contribution Agreement	Total Earthstone Energy, Inc. Stockholders' Equity Restricted Stock Units	Noncontrolling Interest	Noncontrolling Interest Bold Contribution Agreement
Beginning Balance (shares) at Dec. 31, 2016					22,289,177
Beginning Balance at Dec. 31, 2016	$ 241,457				$ 23								$ 454,202			$ (212,308)	$ (460)	$ 241,457
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation expense	6,601												6,601					6,601
Vesting of restricted stock units (shares)							382,804				259,355
Vesting of restricted stock units			$ (1)												$ (1)					$ (1)
Common stock exchanged in connection with Bold Contribution Agreement (shares)						(22,656,624)			22,656,624
Common stock exchanged in connection with Bold Contribution Agreement						$ (23)			$ 23
Treasury shares converted to Class A Common Stock (shares)					(15,357)			15,357
Closing of Bold Contribution Agreement (shares)									150,000
Closing of Bold Contribution Agreement		$ 491,879												$ 12,872					$ 12,872			$ 479,007
Class B Common Stock sold in connection with Bold Contribution Agreement (shares)												36,070,828
Class B Common Stock sold in connection with Bold Contribution Agreement	36											$ 36						36
Deferred tax consequences of Bold Contribution Agreement		$ (8,270)												$ (8,270)					$ (8,270)
Class A Common Stock retained by the Company in exchange for payment of recipient mandatory tax withholdings (shares)								61,055
Class A Common Stock retained by the Company in exchange for payment of recipient mandatory tax withholdings	(675)												(675)					(675)
Cancellation of treasury shares (shares)								(76,412)
Cancellation of treasury shares													(460)				$ 460
Class A Common Stock issued, net of offering costs of $2.2 million (shares)								4,500,000
Class A Common Stock issued, net of offering costs of $2.2 million	39,438							$ 5					39,433					39,438
Class B Common Stock converted to Class A Common Stock (shares)				18,659				18,659				(18,659)
Class B Common Stock converted to Class A Common Stock													230					230			$ (230)
Net loss	(44,733)															(12,514)		(12,514)			(32,219)
Ending Balance at Dec. 31, 2017	725,732							$ 28				$ 36	503,932			(224,822)		279,174			446,558
Ending Balance (shares) at Dec. 31, 2017								27,584,638				36,052,169
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation expense	7,071												7,071					7,071
Vesting of restricted stock units (shares)										511,692
Class A Common Stock retained by the Company in exchange for payment of recipient mandatory tax withholdings (shares)								169,893
Class A Common Stock retained by the Company in exchange for payment of recipient mandatory tax withholdings	(1,524)												(1,524)					(1,524)
Cancellation of treasury shares (shares)								(169,893)
Class B Common Stock converted to Class A Common Stock (shares)				599,991				599,991				(599,991)
Class B Common Stock converted to Class A Common Stock								$ 1				$ (1)	7,594					7,594			(7,594)
Net loss	95,213															42,325		42,325			52,888
Ending Balance at Dec. 31, 2018	$ 826,492							$ 29				$ 35	$ 517,073			$ (182,497)		$ 334,640			$ 491,852
Ending Balance (shares) at Dec. 31, 2018								28,696,321				35,452,178