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MARKETABLE EQUITY SECURITIES (Details) - USD ($) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2021 | Mar. 31, 2020 | Dec. 31, 2020
Cost | $ 3,594,698 | $ 50,661 |
Gross unrealized gains (losses) | 3,733,672 |  |
Gross realized gains (losses) | (805,156) |  |
Common Stock [Member] |  |  |
Cost | 15,225,347 |  | $ 1,505,686
Gross unrealized gains (losses) | 3,733,672 |  | 1,083,532
Gross realized gains (losses) | (805,156) |  | (26,235)
Fair value | $ 18,153,863 |  | $ 2,562,983

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