PROPERTY AND EQUIPMENT (Details) - USD ($)	12 Months Ended
Apr. 30, 2016	Apr. 30, 2015
Property, Plant and Equipment, Gross	$ 1,647,745	$ 1,527,409
Less accumulated depreciation	(1,409,945)	(1,364,423)
Property, Plant and Equipment, Net	237,800	162,986
Furniture and Fixtures [Member]
Property, Plant and Equipment, Gross	$ 74,265	74,265
Furniture and Fixtures [Member] \| Maximum [Member]
Property, Plant and Equipment, Useful Life	7 years
Furniture and Fixtures [Member] \| Minimum [Member]
Property, Plant and Equipment, Useful Life	5 years
Computer Equipment [Member]
Property, Plant and Equipment, Gross	$ 283,928	273,755
Computer Equipment [Member] \| Maximum [Member]
Property, Plant and Equipment, Useful Life	3 years
Computer Equipment [Member] \| Minimum [Member]
Property, Plant and Equipment, Useful Life	2 years
Vehicles [Member]
Property, Plant and Equipment, Gross	$ 909,175	799,012
Vehicles [Member] \| Maximum [Member]
Property, Plant and Equipment, Useful Life	7 years
Vehicles [Member] \| Minimum [Member]
Property, Plant and Equipment, Useful Life	5 years
Machinery and Equipment [Member]
Property, Plant and Equipment, Gross	$ 88,689	88,689
Property, Plant and Equipment, Useful Life	5 years
Leasehold Improvements [Member]
Property, Plant and Equipment, Gross	$ 291,688	$ 291,688
Leasehold Improvements [Member] \| Maximum [Member]
Property, Plant and Equipment, Useful Life	3 years
Leasehold Improvements [Member] \| Minimum [Member]
Property, Plant and Equipment, Useful Life	2 years

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.14)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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- Definition

Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.13)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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- Definition

Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.13)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 02
-Paragraph 13
-Subparagraph a
-Article 5

Reference 4: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 03
-Paragraph 8
-Article 7

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- Definition

Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

+ References

No definition available.

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