CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024
Operating activities:
Net income	$ 334,630	$ 120,842
Adjustments to reconcile net income to net cash provided from operating activities:
Deferred income tax expense (benefit)	70,502	(4,471)
Depletion, depreciation and amortization	182,073	174,735
Abandonment and impairment of unproved properties	11,355	3,895
Derivative fair value loss (income)	4,210	(63,406)
Cash settlements on derivative financial instruments	36,039	250,430
Divestiture contract obligation, including accretion	17,399	20,329
Amortization of deferred financing costs and other	2,144	2,425
Deferred and stock-based compensation	26,130	29,337
Gain on the sale of assets	(164)	(153)
Gain on early extinguishment of debt	(3)	(243)
Changes in working capital:
Accounts receivable	68,064	76,913
Other current assets	(8,510)	(22,405)
Accounts payable	9,158	(5,718)
Accrued liabilities and other	(86,754)	(101,805)
Net cash provided from operating activities	666,273	480,705
Investing activities:
Additions to natural gas properties	(279,990)	(286,098)
Additions to field service assets	(1,100)	(1,125)
Acreage purchases	(36,443)	(34,997)
Proceeds from disposal of assets	149	262
Purchases of marketable securities held by the deferred compensation plan	(17,870)	(36,113)
Proceeds from the sales of marketable securities held by the deferred compensation plan	22,929	41,939
Net cash used in investing activities	(312,325)	(316,132)
Financing activities:
Borrowings on credit facility	447,000	0
Repayments on credit facility	(322,000)	0
Repayment of senior notes	(608,699)	(66,069)
Dividends paid	(43,084)	(38,874)
Treasury stock purchases	(120,358)	(10,199)
Taxes paid for shares withheld	(21,361)	(25,169)
Change in cash overdrafts	(1,937)	(3,016)
Proceeds from the sales of common stock held by the deferred compensation plan	12,135	17,832
Net cash used in financing activities	(658,304)	(125,495)
(Decrease) increase in cash and cash equivalents	(304,356)	39,078
Cash and cash equivalents at beginning of period	304,490	211,974
Cash and cash equivalents at end of period	$ 134	$ 251,052