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v3.21.1

Consolidated Statements of Cash Flows - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
OPERATING ACTIVITIES |  |  |
Net loss | $ (27,872) | $ (38,094) | $ (25,362)
Items not involving cash: |  |  |
Depletion, depreciation and amortization | 2,701 | 1,213 | 3,790
Stock-based compensation (Note 9) | 2,598 | 3,771 | 2,762
Change in value of convertible debentures (Note 6) | (156) | (291) | 612
Change in value of warrant liabilities | 5,436 | (3,726) | 3,470
Accretion of asset retirement obligation | 1,911 | 1,931 | 1,835
Unrealized foreign exchange losses | (1,045) | 78 | (218)
Revision of asset retirement obligation | (7,845) | (1,421) | (662)
Impairment of inventories | 1,644 | 14,351 | 4,579
Acquisition of royalty interests, net of share issuance costs | 0 | 0 | 3,622
Other non- cash (income) expenses | (707) | 2,314 | 1,303
Changes in assets and liabilities |  |  |
(Increase) decrease in inventories | (6,100) | (18,534) | (4,299)
(Increase) decrease in trade and other receivables | 192 | (63) | (346)
(Increase) decrease in prepaid expenses and other assets | 149 | 12 | (631)
Increase (decrease) in accounts payable and accrued liabilities | (3,084) | (3,195) | (613)
Changes in deferred revenue | 0 | (2,724) | 2,724
Cash paid for reclamation and remediation activities (Note 5) | 0 | 0 | 350
Net cash (used in) provided by operating activities | (32,178) | (44,378) | (7,784)
INVESTING ACTIVITIES |  |  |
Purchase of mineral properties and property, plant and equipment | (627) | 0 | (107)
Payments to Acquire Marketable Securities | 0 | 0 | 25,554
Proceeds from sale of marketable securities | 4,208 | 22,575 | 2,554
Cash received from sale of Reno Creek | 0 | 0 | 2,940
Net cash (used in) provided by investing activities | 3,581 | 22,575 | (20,167)
FINANCING ACTIVITIES |  |  |
Issuance of common shares for cash | 52,390 | 19,678 | 31,517
Proceeds from Notes Payable | 0 | 801 | 0
Payments Related to Tax Withholding for Share-based Compensation | (415) | 0 | (914)
Proceeds from Collection of Notes Receivable | 0 | 0 | 500
Option and warrant exercises | 491 | 146 | 764
Cash received from exercise of warrants | 0 | 5 | 601
Repayment of loans and borrowings | (16,015) | (317) | (10,855)
Cash received from non-controlling interest | 133 | 46 | 0
Net cash (used in) provided by financing activities | 36,584 | 20,359 | 21,613
Effect of exchange rate fluctuations on cash held in foreign currencies | 107 | 43 | (71)
INCREASE IN CASH AND CASH EQUIVALENTS DURING THE PERIOD | 8,094 | (1,401) | (6,409)
Cash, cash equivalents and restricted cash, beginning of period | 32,891 | 34,292 | 40,701
CASH, CASH EQUIVALENTS AND RESTRICTED CASH, END OF PERIOD | 40,985 | 32,891 | 34,292
Non-cash investing and financing transactions: |  |  |
Issuance of common shares to settle liabilities | 0 | 847 | 0
Issuance of common shares for consulting services | 188 | 208 | 569
Interest | 952 | 1,491 | 1,722
Warrant liability transferred to equity upon exercise | $ 0 | $ 2 | $ 115

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- Definition The cash inflow from a borrowing supported by a written promise to pay an obligation. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3255-108585 + Details
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- Definition The cash inflow associated with the aggregate amount received by the entity through sale or maturity of marketable securities (held-to-maturity or available-for-sale) during the period. + References No definition available. + Details
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- Definition The cash inflow from the sale of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3179-108585 + Details
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- Definition Amount of cash inflow from exercise of option under share-based payment arrangement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2A -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=116856206&loc=SL79508275-113901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3255-108585 + Details
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- Definition The cash inflow associated with the amount received from holders exercising their stock warrants. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3255-108585 + Details
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- Definition The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3291-108585 + Details
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- Definition Amount of noncash expense for share-based payment arrangement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3602-108585 + Details
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- Definition Value of stock issued in lieu of cash for services contributed to the entity. Value of the stock issued includes, but is not limited to, services contributed by vendors and founders. + References No definition available. + Details
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