CONDENSED CONSOLIDATED BALANCE SHEETS (UNAUDITED) (in thousands, except share data) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Current assets:
Cash and cash equivalents	$ 267,089	$ 332,716
Accounts receivable	333,944	247,201
Derivative assets	18,308	24,095
Prepaid expenses and other	13,792	9,175
Total current assets	633,133	613,187
Property and equipment (successful efforts method):
Proved oil and gas properties	9,694,929	9,397,407
Accumulated depletion, depreciation, and amortization	(5,944,409)	(5,634,961)
Unproved oil and gas properties	577,854	629,098
Wells in progress	290,407	148,394
Other property and equipment, net of accumulated depreciation of $62,203 and $62,359, respectively	33,199	36,060
Total property and equipment, net	4,651,980	4,575,998
Noncurrent assets:
Derivative assets	8,236	239
Other noncurrent assets	45,775	44,553
Total noncurrent assets	54,011	44,792
Total assets	5,339,124	5,233,977
Current liabilities:
Accounts payable and accrued expenses	583,236	563,306
Derivative liabilities	425,041	319,506
Other current liabilities	5,476	6,515
Total current liabilities	1,013,753	889,327
Noncurrent liabilities:
Revolving credit facility	0	0
Senior Notes, net	1,570,648	2,081,164
Asset retirement obligations	100,296	97,324
Deferred income taxes	102,371	9,769
Derivative liabilities	36,347	25,696
Other noncurrent liabilities	70,809	67,566
Total noncurrent liabilities	1,880,471	2,281,519
Commitments and contingencies (note 6)
Stockholders’ equity:
Common stock, $0.01 par value - authorized: 200,000,000 shares; issued and outstanding: 121,959,282 and 121,862,248 shares, respectively	1,220	1,219
Additional paid-in capital	1,850,601	1,840,228
Retained earnings	605,564	234,533
Accumulated other comprehensive loss	(12,485)	(12,849)
Total stockholders’ equity	2,444,900	2,063,131
Total liabilities and stockholders’ equity	$ 5,339,124	$ 5,233,977