Property and Equipment (Schedule of Software, Net) (Details) - USD ($)	Oct. 31, 2016	Apr. 30, 2016
Property, Plant and Equipment [Line Items]
Intangible asset, net	$ 170,481	$ 194,932
Software [Member]
Property, Plant and Equipment [Line Items]
Intangible asset, gross	2,451,208	2,567,383
Accumulated amortization	(1,429,668)	(1,560,932)
Intangible asset, net	$ 1,021,540	$ 1,006,451

Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 2
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275

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Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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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.

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