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Consolidated Balance Sheets - USD ($)
$ in Thousands
Dec. 31, 2021
Dec. 31, 2020
Current assets    
Cash and cash equivalents $ 112,517 $ 20,168
Marketable securities 494 2,247
Trade and other receivables, net of allowance for credit losses of $223 and $223, respectively 3,954 1,169
Inventories, net 30,772 27,575
Prepaid expenses and other assets 1,568 1,313
Total current assets 149,305 52,472
Inventories, net 1,368 1,346
Operating lease right of use asset 408 662
Investments accounted for at fair value 38,538 779
Property, plant and equipment, net 21,983 23,621
Mineral properties, net 83,539 83,539
Restricted cash 20,305 20,817
Total assets 315,446 183,236
Current liabilities    
Accounts payable and accrued liabilities 5,764 3,321
Current portion of operating lease liability 324 289
Current portion of warrant liabilities 0 8,573
Current portion of asset retirement obligation 27 131
Total current liabilities 6,115 12,314
Operating lease liability 145 469
Asset retirement obligation 13,660 12,907
Total liabilities 19,920 25,690
Equity    
Share capital Common shares, without par value, unlimited shares authorized; shares issued and outstanding 156,262,199 at December 31, 2021 and 134,311,033 at December 31, 2020 685,903 549,317
Accumulated deficit (396,271) (397,812)
Accumulated other comprehensive income 1,943 2,308
Total shareholders' equity 291,575 153,813
Non-controlling interests 3,951 3,733
Total equity 295,526 157,546
Total liabilities and equity 315,446 183,236
Commitments and contingencies (Note 18)