CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Assets:
Cash	$ 172,778	$ 12,342
Income tax receivable	1,530	1,530
Inventories	11,134	11,069
Ore on leach pads	3,680	10,106
Prepaids and other, net	1,182	2,342
Current assets	190,304	37,389
Plant and equipment, net	57,849	58,484
Restricted cash	34,293	34,293
Other assets	600	600
Assets held for sale	10,308	11,558
Total assets	293,354	142,324
Liabilities:
Accounts payable and accrued expenses	7,348	9,430
Debt, net	2,326	16,666
Deferred gain on sale of royalty	0	125
Other liabilities	5,592	5,044
Current liabilities	15,266	31,265
Debt, net	137,377	143,638
Deferred gain on sale of royalty	29,839	29,714
Warrant liabilities	5,990	669
Asset retirement obligation	5,295	5,193
Other liabilities	301	339
Total liabilities	194,068	210,818
Commitments and contingencies
Stockholders' equity (deficit):
Common stock, $0.0001 par value; 400,000,000 shares authorized; 196,803,459 issued and outstanding at March 31, 2022; and 60,433,395 issued and outstanding at December 31, 2021	20	6
Additional paid-in capital	730,649	540,823
Accumulated deficit	(631,383)	(609,323)
Total stockholders' equity (deficit)	99,286	(68,494)
Total liabilities and stockholders' equity (deficit)	$ 293,354	$ 142,324