Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Net Cash Provided by (Used in) Operating Activities [Abstract]
Net income	$ 11,319	$ 1,410
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation, depletion, amortization and accretion on discounted liabilities	10,320	6,422
Accretion of discount on asset retirement obligations	171	183
Gain on sale and exchange of assets	(431)	(51)
Unrealized gain on derivative instruments, net	0	(980)
Deferred income taxes	8,287	419
Increase (Decrease) in Operating Capital [Abstract]
Accounts receivable	(9,233)	996
Due from related parties	(0)	(15)
Due to related parties	(36)	0
Prepaids obligations	(415)	16,700
Accounts payable	(3,829)	4,484
Accrued property costs	28,681	4,520
Accrued liabilities	(1,595)	(4,135)
Other long-term liabilities	(38)	654
Net Cash Provided by Operating Activities	43,201	30,637
Net Cash Provided by (Used in) Investing Activities [Abstract]
Capital expenditures, including exploration expense	(54,094)	(30,149)
Proceeds from sale of properties and equipment	431	440
Net Cash Provided by (Used in) Investing Activities	(53,663)	(29,709)
Net Cash Provided by (Used in) Financing Activities [Abstract]
Purchase of stock for treasury	(2,849)	(2,748)
Proceeds from long-term bank debt	14,000	0
Repayment of long-term bank debt and other long-term obligations	(10,000)	(11,000)
Net Cash Provided by (Used in) Financing Activities	1,151	(13,748)
Net (Decrease) Increase in Cash and Cash Equivalents	(9,311)	(12,820)
Cash and Cash Equivalents at the Beginning of the Period	11,061	26,543
Cash and Cash Equivalents at the End of the Period	1,750	13,723
Supplemental Disclosures:
Income taxes paid during the year	0	0
Interest paid	$ 170	$ 167