Condensed Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Jun. 30, 2021	Dec. 31, 2020
Current assets:
Cash	$ 478	$ 1,494
Accounts receivable:
Oil, natural gas, and natural gas liquids revenues	35,063	16,255
Joint interest billings and other, net of allowance of $19 and $19 at June 30, 2021 and December 31, 2020, respectively	4,843	7,966
Derivative asset	72	7,509
Prepaid expenses and other current assets	2,109	1,509
Total current assets	42,565	34,733
Oil and gas properties, successful efforts method:
Proved properties	1,321,064	1,017,496
Unproved properties	233,699	233,767
Land	5,382	5,382
Total oil and gas properties	1,560,145	1,256,645
Accumulated depreciation, depletion and amortization	(340,091)	(291,213)
Net oil and gas properties	1,220,054	965,432
Other noncurrent assets:
Office and other equipment, net of accumulated depreciation and amortization of $4,286 and $3,675 at June 30, 2021 and December 31, 2020, respectively	1,364	931
Derivative asset	694	396
Operating lease right-of-use assets	2,130	2,450
Other noncurrent assets	10,854	1,315
TOTAL ASSETS	1,277,661	1,005,257
Current liabilities:
Accounts payable	25,555	6,232
Revenues and royalties payable	29,398	27,492
Accrued expenses	16,224	16,504
Asset retirement obligation	541	447
Derivative liability	57,957	1,135
Advances	330	2,277
Operating lease liabilities	782	773
Finance lease liabilities	4	69
Other current liabilities	498	565
Total current liabilities	131,289	55,494
Noncurrent liabilities:
Long-term debt	241,360	115,000
Deferred tax liability	13,316	14,497
Asset retirement obligation	14,016	2,580
Derivative liability	5,401	173
Operating lease liabilities	1,510	1,840
Finance lease liabilities	0	5
Other noncurrent liabilities	3,089	132
Total noncurrent liabilities	278,692	134,227
Commitments and Contingencies (Note 13)
Equity:
Preferred stock, $0.001 par value, 20,000,000 shares authorized; none issued or outstanding	0	0
Additional paid-in capital	626,791	540,074
Accumulated deficit	(209,962)	(195,258)
Total Earthstone Energy, Inc. equity	416,907	344,881
Noncontrolling interest	450,773	470,655
Total equity	867,680	815,536
TOTAL LIABILITIES AND EQUITY	1,277,661	1,005,257
Class A Common Stock
Equity:
Common stock	44	30
Class B Common Stock
Equity:
Common stock	$ 34	$ 35