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Financial Instruments (Details Narrative) - USD ($) | 9 Months Ended
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Jan. 31, 2021 | Jan. 31, 2020
Investments, All Other Investments [Abstract] |  |
Loss from measurements of fair value of derivative instruments | $ (3,433,938) |
Derivative expense | 4,630,288 |
Fair market value of derivatives | $ 9,144,226 |

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- Definition Fair value of the assets less the liabilities of a derivative or group of derivatives. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=121572278&loc=d3e13433-108611 + Details
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