CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Current assets:
Cash and cash equivalents	$ 168	$ 316
Short-term investments	3,964	3,951
Investments in marketable equity securities, at fair value	910	949
Prepaid expenses and other	237	38
Total current assets	5,279	5,254
Mineral properties	16,646	16,646
Other assets	186	134
Total assets	22,111	22,034
Current liabilities:
Accounts payable	295	228
Kinross call option	1	0
Operating lease liability	31	35
Total current liabilities	327	263
Long-term liabilities
Operating lease liability - Long-term	60	0
Asset retirement obligation - Lik	125	125
Total long-term liabilities	185	125
Shareholders' equity:
Preferred stock, $0.01 par value, authorized 10,000,000 shares (none issued and outstanding at September 30, 2023 and December 31, 2022)	0	0
Common stock, $0.01 par value, authorized 100,000,000 shares (69,163,040 and 64,801,373 shares, respectively, issued and outstanding at September 30, 2023 and December 31, 2022)	692	648
Additional paid-in capital	77,507	74,886
Accumulated deficit	(56,600)	(53,888)
Total shareholders' equity	21,599	21,646
Total liabilities and shareholders' equity	$ 22,111	$ 22,034

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

Name:	us-gaap_AccountsPayableCurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of excess of issue price over par or stated value of stock and from other transaction involving stock or stockholder. Includes, but is not limited to, additional paid-in capital (APIC) for common and preferred stock.