CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands		Sep. 30, 2020	Dec. 31, 2019
Assets:
Cash		$ 11,505	$ 6,220
Accounts receivable		597	97
Inventories - Note 4		6,147	4,453
Ore on leach pads - Note 4		46,480	22,062
Prepaids and other - Note 5		6,639	2,648
Restricted cash - Note 6		0	3,270
Current assets		71,368	38,750
Other assets, non-current - Note 5		13,283	24,886
Plant, equipment, and mine development, net - Note 7		48,881	31,524
Restricted cash - Note 6		39,654	39,477
Total assets		173,186	134,637
Liabilities:
Accounts payable		21,596	10,746
Other liabilities, current - Note 8		3,984	3,939
Royalty obligation, current - Note 9		168	0
Debt, net, current - Note 10		2,901	553,965
Interest payable		0	846
Current liabilities		28,649	569,496
Other liabilities, non-current - Note 8		1,893	18
Royalty obligation, non-current - Note 9		29,812	0
Debt, net, non-current - Note 10		140,959	0
Asset retirement obligation, non-current - Note 11		4,654	4,374
Total liabilities		205,967	573,888
Commitments and contingencies - Note 20
Stockholders' (deficit) equity
Common stock, $0.0001 par value; 400,000,000 shares authorized; 50,160,143 issued and outstanding at September 30, 2020; and 345,431 issued and 323,328 outstanding at December 31, 2019	[1]	5	0
Additional paid-in capital	[1]	465,103	5,187
Accumulated deficit	[1]	(497,889)	(444,438)
Total stockholders' deficit	[1]	(32,781)	(439,251)
Total liabilities and stockholders' deficit		$ 173,186	$ 134,637

[1] Retroactively restated for the reverse recapitalization as described in Note 2 - Summary of Significant Accounting Policies.