CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Operating activities:
Net income (loss)	$ 1,183,370,000	$ 411,778,000	$ (711,777,000)
Adjustments to reconcile net income (loss) to net cash provided from operating activities
Deferred income tax expense (benefit)	215,772,000	(17,727,000)	(25,029,000)
Depletion, depreciation and amortization and impairment of proved properties	353,420,000	364,555,000	473,285,000
Abandonment and impairment of unproved properties	28,608,000	7,206,000	19,334,000
Derivative fair value loss (income)	1,188,506,000	650,216,000	(187,711,000)
Cash settlements on derivative financial instruments	(1,190,154,000)	(520,013,000)	322,629,000
Divestiture contract obligation	69,766,000	20,340,000	499,934,000
Allowance for bad debt	(250,000)	200,000	400,000
Amortization of deferred financing costs and other	7,959,000	8,347,000	7,807,000
Deferred and stock-based compensation	107,959,000	110,356,000	48,552,000
Gain on the sale of assets	(409,000)	(701,000)	(110,791,000)
Loss (gain) on early extinguishment of debt	69,493,000	98,000	(14,068,000)
Changes in working capital:
Accounts receivable	(3,286,000)	(250,538,000)	24,539,000
Prepaid and other	(18,438,000)	(1,140,000)	1,010,000
Accounts payable	17,077,000	39,231,000	(32,686,000)
Accrued liabilities and other	(164,649,000)	(29,260,000)	(46,748,000)
Net cash provided from operating activities	1,864,744,000	792,948,000	268,680,000
Investing activities:
Additions to natural gas and oil properties	(456,505,000)	(393,478,000)	(405,617,000)
Additions to field service assets	(682,000)	(1,231,000)	(2,873,000)
Acreage purchases	(30,885,000)	(23,962,000)	(26,816,000)
Proceeds from disposal of assets	518,000	303,000	246,127,000
Purchases of marketable securities held by the deferred compensation plan	(43,691,000)	(30,806,000)	(17,076,000)
Proceeds from the sales of marketable securities held by the deferred compensation plan	41,413,000	31,295,000	22,173,000
Net cash used in investing activities	(489,832,000)	(417,879,000)	(184,082,000)
Financing activities:
Borrowings on credit facilities	972,000,000	1,434,000,000	2,076,000,000
Repayments on credit facilities	(953,000,000)	(2,136,000,000)	(1,851,000,000)
Issuance of senior notes	500,000,000	600,000,000	850,000,000
Repayment of senior or senior subordinated notes	(1,659,422,000)	(63,324,000)	(1,120,634,000)
Dividends paid	(38,638,000)	0	0
Treasury stock purchases	(399,699,000)	0	(22,992,000)
Debt issuance costs	(16,176,000)	(8,854,000)	(13,608,000)
Taxes paid for shares withheld	(25,492,000)	(9,299,000)	(3,324,000)
Change in cash overdrafts	9,071,000	16,493,000	176,000
Proceeds from the sales of common stock held by the deferred compensation plan	22,229,000	5,879,000	696,000
Net cash used in financing activities	(1,589,127,000)	(161,105,000)	(84,686,000)
(Decrease) increase in cash and cash equivalents	(214,215,000)	213,964,000	(88,000)
Cash and cash equivalents at beginning of year	214,422,000	458,000	546,000
Cash and cash equivalents at end of year	$ 207,000	$ 214,422,000	$ 458,000