CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Current assets:
Cash and cash equivalents	$ 48,264	$ 117,524
Accounts receivable, net of allowance for credit losses of $8,216 and $8,493 at March 31, 2022 and December 31, 2021, respectively Federal and state income taxes receivable	377,572	356,083
Federal and state income taxes receivable	67	67
Inventory	45,302	42,359
Other	61,704	67,620
Total current assets	532,909	583,653
Property and equipment, net	2,305,530	2,331,755
Right of use asset	19,697	19,024
Intangible assets	7,343	7,537
Deposits on equipment purchases	6,895	849
Other	12,778	11,055
Deferred tax assets, net	3,812	3,975
Total assets	2,888,964	2,957,848
Current liabilities:
Accounts payable	206,798	190,219
Federal and state income taxes payable	569	232
Accrued liabilities	182,381	238,511
Lease liability	6,432	6,891
Total current liabilities	396,180	435,853
Long-term lease liability	18,280	18,108
Long-term debt, net of debt discount and issuance costs of $6,225 and $6,432 at March 31, 2022 and December 31, 2021, respectively	852,530	852,323
Deferred tax liabilities, net	29,234	29,234
Other	16,041	12,843
Total liabilities	1,312,265	1,348,361
Commitments and contingencies (see Note 9)
Stockholders' equity:
Preferred stock, par value $0.01; authorized 1,000,000 shares, no shares issued
Common stock, par value $0.01; authorized 400,000,000 shares with 299,418,814 and 299,268,967 issued and 215,288,948 and 215,139,972 outstanding at March 31, 2022 and December 31, 2021, respectively	2,994	2,993
Additional paid-in capital	3,176,177	3,171,536
Retained deficit	(235,848)	(198,316)
Accumulated other comprehensive income	6,030	5,915
Treasury stock, at cost, xxx and 84,128,995 shares at March 31, 2022 and December 31, 2021, respectively	(1,372,654)	(1,372,641)
Total stockholders' equity	1,576,699	1,609,487
Total liabilities and stockholders' equity	$ 2,888,964	$ 2,957,848