UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022
Cash flows from operating activities:
Net income (loss)	$ 362,575	$ (19,394)
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation, depletion and amortization	12,880	11,499
Loss (gain) on derivative instruments	(18,957)	111,132
Cash settlements (paid) received on expired derivative instruments	(1,192)	(79,846)
Deferred income tax expense (benefit)	(259,422)	0
Accretion of asset retirement obligations	3,917	3,469
Share-based compensation (see Note 10)	2,281	1,374
Settlement of asset retirement obligations	(289)	(389)
Amortization and write-off of deferred financing costs	771	336
Bad debt expense	85	6
Changes in operating assets and liabilities:
Accounts receivable	17,348	(4,269)
Prepaid expenses and other assets	(4,558)	(2,243)
Payables and accrued liabilities	(20,662)	9,310
Other	444	(589)
Net cash provided by operating activities	95,221	30,396
Cash flows from investing activities:
Additions to oil and gas properties	(16,772)	(12,901)
Additions to other property and equipment	(153)
Additions to restricted investments	(4,224)	(4,013)
Net cash used in investing activities	(21,149)	(16,914)
Cash flows from financing activities:
Advances on revolving credit facility	10,000	5,000
Payments on revolving credit facility	(80,000)	(20,000)
Deferred financing costs	(60)	(60)
Shares withheld for taxes	(2,147)	(530)
Net cash used in financing activities	(72,207)	(15,590)
Net change in cash and cash equivalents	1,865	(2,108)
Cash and cash equivalents, beginning of period		18,799
Cash and cash equivalents, end of period	$ 1,865	$ 16,691