Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021
Cash Flows from Operating Activities:
Net Income (Loss)	$ 24,535	$ 8,429
Adjustments to reconcile net income to net cash provided by operating activities -
Depreciation, depletion, and amortization	47,595	29,431
Accretion of asset retirement obligation	200	148
Deferred income taxes	1,205	0
Stock-based compensation expenses	2,714	2,260
Loss (gain) on derivatives	162,648	64,326
Cash settlement (paid) received on derivatives	(90,603)	(10,708)
Settlements of asset retirement obligations	(54)	(166)
Write off of Debt Issuance Cost	350	229
Other Noncash Income (Expense)	1,668	1,202
(Increase) decrease in accounts receivable and other current assets	(34,422)	(1,387)
Increase (decrease) in accounts payable and accrued liabilities	(1,254)	(502)
Increase (Decrease) in Income Taxes Payable	304	0
Increase (decrease) in accrued interest	723	(28)
Net Cash Provided by (Used in) Operating Activities	115,609	93,234
Cash Flows from Investing Activities:
Additions to property and equipment	(93,746)	(56,995)
Acquisition of oil and gas properties	(272,225)	(207)
Proceeds from the sale of property and equipment	2,532	0
Payments for (Proceeds from) Other Investing Activities	(750)	(1,084)
Net Cash Provided by (Used in) Investing Activities	(364,189)	(58,286)
Cash Flows from Financing Activities:
Proceeds from bank borrowings	482,000	123,000
Payments of bank borrowings	(215,000)	(155,000)
Net proceeds from stock options exercised	39	0
Purchase of treasury shares	(2,965)	(603)
Payments of Debt Issuance Costs	(7,207)	(2,400)
Net Cash Provided by (Used in) Financing Activities	256,867	(35,003)
Net increase (decrease) in Cash, Cash Equivalents and Restricted Cash	8,287	(55)
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents	9,408	2,063
Supplemental Disclosures of Cash Flows Information:
Cash paid during period for interest, net of amounts capitalized	12,228	13,282
Changes in capital accounts payable and capital accruals	20,882	1,307
Non-cash equity consideration for acquisitions	$ (156,259)	$ 0