Note 2 – Summary of Significant Accounting Policies (Details Narrative) - USD ($) |
9 Months Ended | 12 Months Ended | ||
|---|---|---|---|---|
Apr. 30, 2022 |
Apr. 30, 2022 |
Apr. 30, 2021 |
Apr. 30, 2020 |
|
| Accounting Policies [Abstract] | ||||
| Cash | $ 4,084,815 | $ 4,084,815 | $ 277,347 | $ 236,668 |
| Interest Receivable, Current | 385,730 | 385,730 | 0 | |
| Increase (Decrease) in Operating Lease Liability | 796,976 | |||
| Contract with Customer, Liability, Current | $ 437,930 | 437,930 | 46,096 | |
| [custom:ComprehensiveLossNetLossDifference] | 1,470,272 | |||
| Unrealized Gain (Loss) on Marketable Securities, Cost Method Investments, and Other Investments | 1,474,294 | |||
| Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax, Portion Attributable to Parent | $ 4,022 | |||
| X | ||||||||||
- References No definition available.
|
| X | ||||||||||
- References No definition available.
|
| X | ||||||||||
- Definition Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Excludes cash and cash equivalents within disposal group and discontinued operation. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable, classified as current. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount of increase (decrease) in obligation for operating lease. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Carrying amount as of the balance sheet date of current interest earned but not received. Also called accrued interest or accrued interest receivable. For classified balance sheets, represents the current amount receivable, that is amounts expected to be collected within one year or the normal operating cycle, if longer. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Amount after tax and reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature, attributable to parent entity. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition The aggregate net change in the difference between the fair value and the carrying value, or in the comparative fair values, of marketable securities categorized as trading held at each balance sheet date, that was included in earnings for the period, which may have arisen from (a) securities classified as trading, (b) the unrealized holding gain (loss) on held-to-maturity securities transferred to the trading security category, and (c) the cumulative unrealized gain (loss) which was included in other comprehensive income (a separate component of shareholders' equity) on available-for-sale securities transferred to trading securities during the period and/or any unrealized gains or losses on investments that are separately or otherwise not categorized as trading or available-for-sale. No definition available.
|