CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Current assets:
Cash and cash equivalents	$ 200	$ 316
Short-term investments, at fair value	8,436	3,951
Investments in marketable equity securities, at fair value	1,032	949
Prepaid expenses and other	273	38
Total current assets	9,941	5,254
Mineral properties	16,646	16,646
Other assets	170	134
Total assets	26,757	22,034
Current liabilities:
Accounts payable	593	228
Operating lease liability	39	35
Total current liabilities	632	263
Long-term liabilities
Asset retirement obligation - Lik	125	125
Operating lease liability non-current	50	0
Total long-term liabilities	175	125
Shareholders' equity:
Preferred stock, $0.01 par value, authorized 10,000,000 shares (none issued and outstanding at December 31, 2023 and 2022)	0	0
Common stock, $0.01 par value, authorized, 100,000,000 shares (79,586,358 and 64,801,373, respectively, shares issued and outstanding at December 31, 2023 and 2022)	796	648
Additional paid-in capital	82,796	74,886
Accumulated deficit	(57,642)	(53,888)
Total shareholders' equity	25,950	21,646
Total liabilities and shareholders' equity	$ 26,757	$ 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.