Condensed Consolidated Statements of Operations (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
REVENUES
Revenues	$ 40,728	$ 40,895
OPERATING COSTS AND EXPENSES
Lease operating expense	6,667	4,657
Severance taxes	1,988	2,037
Depreciation, depletion and amortization	14,005	9,708
General and administrative expense	7,270	6,579
Transaction costs	175	0
Accretion of asset retirement obligation	54	41
Total operating costs and expenses	30,159	23,022
(Loss) gain on sale of oil and gas properties	(125)	449
Income from operations	10,444	18,322
OTHER INCOME (EXPENSE)
Interest expense, net	(1,449)	(613)
Loss on derivative contracts, net	(47,894)	(5,275)
Other income (expense), net	(4)	6
Total other income (expense)	(49,347)	(5,882)
(Loss) income before income taxes	(38,903)	12,440
Income tax benefit (expense)	460	(249)
Net (loss) income	(38,443)	12,191
Net loss attributable to noncontrolling interest	(21,239)	6,870
Net (loss) income attributable to Earthstone Energy, Inc.	$ (17,204)	$ 5,321
Net (loss) income per common share attributable to Earthstone Energy, Inc.:
Basic (in dollars per share)	$ (0.60)	$ 0.19
Diluted (in dollars per share)	$ (0.60)	$ 0.19
Weighted average common shares outstanding:
Basic (in shares)	28,719,542	27,783,805
Diluted (in shares)	28,719,542	27,911,924
Oil
REVENUES
Revenues	$ 35,447	$ 34,417
Natural gas
REVENUES
Revenues	1,094	2,684
Natural gas liquids
REVENUES
Revenues	$ 4,187	$ 3,794