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v3.20.4

Warrant Liabilities (Details) - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Beginning balance | $ 575,000 | $ 1,050,000 | $ 0
Warrants issued | 860,000 | 0 | 1,709,000
Mark to market revaluation loss (gain) | 680,000 | (524,000) | (581,000)
Effects for foreign exchange rate changes | 29,000 | 49,000 | (78,000)
Ending balance | 2,144,000 | 575,000 | 1,050,000
Sep-2018 Warrant [Member] |  |  |
Beginning balance | 575,000 | 1,050,000 | 0
Warrants issued | 0 | 0 | 1,709,000
Mark to market revaluation loss (gain) | 161,000 | (524,000) | (581,000)
Effects for foreign exchange rate changes | (7,000) | 49,000 | (78,000)
Ending balance | 729,000 | 575,000 | 1,050,000
Aug-2020 Warrant [Member] |  |  |
Beginning balance |  |  | 0
Warrants issued | 860,000 | 0 | 0
Mark to market revaluation loss (gain) | 519,000 | 0 | 0
Effects for foreign exchange rate changes | 36,000 | 0 | 0
Ending balance | $ 1,415,000 | $ 0 | $ 0

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