Property and Equipment (Schedule of Software, Net) (Details) - USD ($) |
Oct. 31, 2018 |
Apr. 30, 2018 |
|---|---|---|
| Property, Plant and Equipment [Line Items] | Ìý | Ìý |
| Intangible asset, gross | $ 9,091,667 | $ 9,641,667 |
| Intangible asset, net | 192,652 | 138,159 |
| Software [Member] | Ìý | Ìý |
| Property, Plant and Equipment [Line Items] | Ìý | Ìý |
| Intangible asset, gross | 3,485,118 | 2,878,753 |
| Accumulated depreciation | (1,147,662) | (1,146,008) |
| Intangible asset, net | $ 2,337,456 | $ 1,732,745 |
| X | ||||||||||
- Definition Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| 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
|