CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Current assets:
Cash and cash equivalents	$ 72,195	$ 53,266
Accounts and other receivables	23,998	9,338
Related party receivable	8,940	8,940
Current portion of derivative instrument	277	0
Prepaid expenses and other current assets	5,558	2,846
Assets held for sale	0	777
Total current assets	110,968	75,167
Restricted cash—non-current	328	328
Property, plant and equipment, net	176,077	180,893
Goodwill and intangible assets, net	13,660	14,113
Deferred tax assets	6,779	10,570
Non-current portion of derivative instrument	536	0
Operating lease right-of-use assets	203	305
Finance lease right-of-use assets	139	0
Other assets	5,561	5,104
Total assets	314,251	286,480
Current liabilities:
Accounts payable	4,477	4,973
Accrued liabilities	17,848	10,823
Income tax payable	134	0
Current portion of operating lease liability	156	296
Current portion of finance lease liability	76	0
Current portion of derivative instrument	1,807	650
Current portion of long-term debt	7,834	7,815
Total current liabilities	32,332	24,557
Long-term debt, less current portion	67,465	71,392
Non-current portion of operating lease liability	30	27
Non-current portion of finance lease liability	61	0
Non-current portion of derivative instrument	0	189
Asset retirement obligation	5,368	5,301
Other liabilities	4,125	2,721
Total liabilities	109,381	104,187
STOCKHOLDERS' EQUITY
Common stock, $0.01 par value, authorized 690,000,000 shares; 143,603,681 and 143,584,827 shares issued at June 30, 2022 and December 31, 2021, respectively; 141,290,748 and 141,015,213 shares outstanding at June 30, 2022 and December 31, 2021, respectively	1,410	1,410
Treasury stock, at cost, 959,344 and 950,214 shares June 30, 2022 and December 31, 2021, respectively	(10,904)	(10,813)
Additional paid-in capital	200,855	196,224
Retained earnings (deficit)	13,509	(4,528)
Total stockholders' equity	204,870	182,293
Total liabilities and stockholders' equity	$ 314,251	$ 286,480