CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Assets:
Cash and cash equivalents	$ 49,560	$ 106,210
Prepaids and deposits	2,863	3,326
Supplies inventories, net	1,354	1,834
Equity securities	454	0
Receivables, net	369	2,197
Current assets	54,600	113,567
Property, plant, and equipment, net	51,588	53,091
Restricted cash	27,498	26,340
Assets held-for sale	5,698	7,148
Prepaids	600	1,547
Equity securities	151	0
Total assets	140,135	201,693
Liabilities:
Accounts payable, accrued expenses, and other liabilities	5,561	6,244
Asset retirement obligation	179	3,172
Debt, net	54	2,330
Current liabilities	5,794	11,746
Debt, net	124,945	142,617
Deferred gain on sale of royalty	29,839	29,839
Asset retirement obligation	12,972	4,801
Other liabilities	0	34
Total liabilities	173,550	189,037
Commitments and contingencies
Stockholders’ (deficit) equity
Common stock, $0.0001 par value; 1,400,000,000 shares authorized; 24,875,587 issued and outstanding at December 31, 2024, and 20,736,612 issued and outstanding at December 31, 2023	21	21
Additional paid-in capital	752,630	737,810
Accumulated deficit	(786,066)	(725,175)
Total stockholders’ (deficit) equity	(33,415)	12,656
Total liabilities and stockholders’ (deficit) equity	$ 140,135	$ 201,693