CONDENSED CONSOLIDATED INCOME STATEMENTS (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Revenues
Total revenues	$ 33,419	$ 69,760	$ 76,566	$ 127,247
Expenses
Lease operating expenses	8,802	9,512	20,496	20,374
Production, ad valorem, and other taxes	2,740	4,799	6,491	8,909
Depreciation and depletion — oil and natural gas	3,744	2,826	7,198	5,227
Depreciation and amortization — other	1,615	1,563	3,233	3,138
General and administrative	2,476	2,171	5,385	4,701
Restructuring expenses	262	433	301	642
Employee termination benefits	0	0	19	0
(Gain) loss on derivative contracts	0	0	(1,447)	1,064
Other operating (income) expense	(27)	(51)	(121)	(115)
Total expenses	19,612	21,253	41,555	43,940
Income from operations	13,807	48,507	35,011	83,307
Other income (expense)
Interest income (expense), net	2,828	(27)	5,327	(179)
Other income, net	2	12	57	88
Total other income (expense)	2,830	(15)	5,384	(91)
Income before income taxes	16,637	48,492	40,395	83,216
Income tax (benefit) expense	0	0	0	0
Net income	$ 16,637	$ 48,492	$ 40,395	$ 83,216
Net income per share
Basic (in dollars per share)	$ 0.45	$ 1.32	$ 1.10	$ 2.27
Diluted (in dollars per share)	$ 0.45	$ 1.30	$ 1.09	$ 2.24
Weighted average number of common shares outstanding
Basic (in shares)	36,892	36,699	36,876	36,667
Diluted (in shares)	37,097	37,185	37,085	37,107