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Significant Accounting Policies - Fair values of financial assets of the Company (Details) - USD ($) | Feb. 29, 2020 | Feb. 28, 2019
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Marketable Securities | $ 4,219,240 | $ 2,365,706
Quoted Prices in Active Markets (Level 1) |  |
Marketable Securities | 3,565,629 | 2,365,706
Fair Value Inputs (Level 2) |  |
Marketable Securities | 653,611 |
Fair Value Inputs (Level 3) |  |
Marketable Securities |  |

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