Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
CURRENT ASSETS:
Cash and cash equivalents	$ 5,664	$ 2,523
Prepaid expenses	40	37
Total current assets	5,704	2,560
Equipment, net	56	61
Investment in land	600	600
Total assets	6,360	3,221
CURRENT LIABILITIES:
Accounts payable and accrued liabilities	470	386
Total current liabilities	470	386
Reclamation obligation	132	132
Deferred intellectual property license income (Note 6)	0	706
Option liability (Note 6)	0	331
Repurchase option (Note 5)	600	600
Total liabilities	1,202	2,155
Commitments and contingencies
SHAREHOLDERS' EQUITY:
Common shares, no par value - unlimited shares authorized; shares outstanding December 31, 2019 103,966,880 and 2018 - 79,591,880	112,208	106,494
Additional paid in capital	23,831	23,763
Accumulated deficit	(130,881)	(129,191)
Total shareholders' equity	5,158	1,066
Total liabilities and shareholders' equity	$ 6,360	$ 3,221

Sum of the carrying values as of the balance sheet date of obligations incurred through that date and due within one year (or the operating cycle, if longer), including liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received, taxes, interest, rent and utilities, accrued salaries and bonuses, payroll taxes and fringe benefits.

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

- Definition

Excess of issue price over par or stated value of the entity's capital stock and amounts received from other transactions involving the entity's stock or stockholders. Includes adjustments to additional paid in capital. Some examples of such adjustments include recording the issuance of debt with a beneficial conversion feature and certain tax consequences of equity instruments awarded to employees. Use this element for the aggregate amount of additional paid-in capital associated with common and preferred stock. For additional paid-in capital associated with only common stock, use the element additional paid in capital, common stock. For additional paid-in capital associated with only preferred stock, use the element additional paid in capital, preferred stock.