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Consolidated Balance Sheets - USD ($)
$ in Thousands
Dec. 31, 2020
Dec. 31, 2019
Current assets    
Cash and cash equivalents $ 20,168 $ 12,810
Debt Securities, Available-for-sale 2,247 4,838
Trade and other receivables, net 1,169 1,254
Inventories, net 27,575 22,808
Prepaid expenses and other assets 1,313 1,462
Total current assets 52,472 43,172
Inventories, net 1,346 1,149
Operating lease right of use asset 662 922
Investments accounted for at fair value 779 654
Property, plant and equipment, net 23,621 26,203
Mineral properties, net 83,539 83,539
Restricted cash 20,817 20,081
Total assets 183,236 175,720
Current liabilities    
Accounts payable and accrued liabilities 3,321 5,438
Current portion of operating lease liability 289 288
Current portion of warrant liabilities 8,573 0
Current portion of asset retirement obligation 131 46
Current portion of loans and borrowings 0 16,866
Total current liabilities 12,314 22,638
Warrant liabilities 0 2,791
Operating lease liability 469 758
Asset retirement obligation 12,907 18,926
Total liabilities 25,690 45,113
Equity    
Share capital Common shares, without par value, unlimited shares authorized; shares issued and outstanding 134,311,033 at December 31, 2020 and 100,735,889 at December 31, 2019 549,317 493,958
Accumulated deficit (397,812) (370,036)
Accumulated other comprehensive income 2,308 2,989
Total shareholders' equity 153,813 126,911
Non-controlling interests 3,733 3,696
Total equity 157,546 130,607
Total liabilities and equity 183,236 175,720
Commitments and contingencies (Note 18)