Composition of, and changes in goodwill (Details) - USD ($) |
9 Months Ended | 18 Months Ended | 28 Months Ended | |||
|---|---|---|---|---|---|---|
Jan. 31, 2024 |
Jan. 31, 2023 |
Apr. 30, 2022 |
Apr. 30, 2022 |
Apr. 30, 2022 |
Apr. 30, 2023 |
|
| Indefinite-Lived Intangible Assets [Line Items] | ||||||
| $ 17,012,832 | $ 17,012,832 | |||||
| Goodwill [Member] | ||||||
| Indefinite-Lived Intangible Assets [Line Items] | ||||||
| $ 2,826,918 | $ 8,995,499 | $ 6,168,260 | $ 1,849,073 | |||
| (2,826,918) | ||||||
| $ 17,012,832 | ||||||
| X | ||||||||||
- Definition Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. Reference 1: http://www.xbrl.org/2003/role/exampleRef
|
| X | ||||||||||
- Definition Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Amount of increase (decrease) of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
|
| X | ||||||||||
- Details
|