CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Current assets
Cash and cash equivalents	$ 206,956	$ 252,407
Restricted cash - other	1,537	1,537
Accounts receivable, net	22,316	22,166
Prepaid expenses	2,384	430
Other current assets	1,105	1,314
Total current assets	234,298	277,854
Oil and natural gas properties, using full cost method of accounting
Proved	1,539,497	1,538,724
Unproved	11,215	11,197
Less: accumulated depreciation, depletion and impairment	(1,396,534)	(1,393,801)
Net oil and natural gas properties capitalized costs	154,178	156,120
Other property, plant and equipment, net	85,062	86,493
Other assets	3,250	3,130
Deferred tax assets, net of valuation allowance	50,569	50,569
Total assets	527,357	574,166
Current liabilities
Accounts payable and accrued expenses	39,276	38,828
Asset retirement obligations	9,789	9,851
Other current liabilities	778	645
Total current liabilities	49,843	49,324
Asset retirement obligations	55,545	54,553
Other long-term obligations	2,265	2,178
Total liabilities	107,653	106,055
Commitments and contingencies (Note 6)
Stockholders’ Equity
Common stock, $0.001 par value; 250,000 shares authorized; 37,118 issued and outstanding at March 31, 2024 and 37,091 issued and outstanding at December 31, 2023	37	37
Additional paid-in capital	1,011,489	1,071,021
Accumulated deficit	(591,822)	(602,947)
Total stockholders’ equity	419,704	468,111
Total liabilities and stockholders’ equity	$ 527,357	$ 574,166