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The amount of cash paid on approval of product prototype concepts and designs during the period.

+ References

No definition available.

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Carrying value of capitalized payments made in advance for inventory that is expected to be received within one year or the normal operating cycle, if longer.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

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-Publisher SEC

-Name Regulation S-X (SX)

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-Section 02

-Paragraph 8

-Article 5

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- Definition

Costs incurred to prepare, construct, and develop the infrastructure necessary to deliver utilities (for example, land improvements, construction of property developments).

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Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

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-Section S99

-Paragraph 2

-Subparagraph (SX 210.5-03.2(b))

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Amount of rent expense incurred for leased assets, including but not limited to, furniture and equipment, that is not directly or indirectly associated with the manufacture, sale or creation of a product or product line.

+ References

No definition available.

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The aggregate costs incurred in the production of goods for sale.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SX 210.5-03.2(a))

-URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688

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Amounts payable to customers at the balance sheet date. The term customers generally excludes other broker-dealers; persons who are principal officers, directors, and stockholders; and persons whose securities or funds are part of the regulatory net capital of the broker-dealer. Another broker-dealer's account can be classified as a customer if the account is carried as an omnibus account in compliance with certain regulations. The accounts of principal officers, directors and stockholders may be combined in the customer captions if they are not material and the combination is disclosed in the oath that is required to accompany the annual audited FOCUS Report.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 45

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=28367877&loc=d3e4428-111522

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-Publisher SEC

-Name Rule 15c3

-Number 240

-Section 1

-Paragraph 1

-Article 15c3

-Subsection c

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- Definition

Payments of cash to suppliers for goods and services during the current period.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 25

-Subparagraph (d)

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- Definition

Minimum amount of purchase arrangement in which the entity has agreed to expend funds to procure goods or services from a supplier.

+ References

No definition available.

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- Definition

Minimum amount of purchase arrangement maturing in the next fiscal year following the latest fiscal year. Includes, but not limited to, recorded and unrecorded purchase obligations, long-term purchase commitments, and short-term purchase commitments.

+ References

No definition available.

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Minimum amount of purchase arrangement maturing in the second fiscal year following the latest fiscal year. Includes, but not limited to, recorded and unrecorded purchase obligations, long-term purchase commitments, and short-term purchase commitments.

+ References

No definition available.

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Minimum amount of purchase arrangement maturing in the third fiscal year following the latest fiscal year. Includes, but not limited to, recorded and unrecorded purchase obligations, long-term purchase commitments, and short-term purchase commitments.

+ References

No definition available.

+ Details

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COMMITMENTS AND CONTINGENCIES (Details Textual) (USD $)	0 Months Ended	3 Months Ended		9 Months Ended
COMMITMENTS AND CONTINGENCIES (Details Textual) (USD $)	Sep. 04, 2007	Apr. 30, 2015	Apr. 30, 2014	Apr. 30, 2015	Apr. 30, 2014
Commitments And Contingencies [Line Items]
Operating Leases, Rent Expense		$ 15,000us-gaap_LeaseAndRentalExpense	$ 21,000us-gaap_LeaseAndRentalExpense	$ 45,000us-gaap_LeaseAndRentalExpense	$ 56,000us-gaap_LeaseAndRentalExpense
Manufacturing Costs	471,000us-gaap_ManufacturingCosts
Cost of Utilities	150,000us-gaap_CostOfUtilities
Payments to Suppliers				1,700,000us-gaap_PaymentsToSuppliers
Payments On Approval Of Product Prototype Concepts And Designs	150,000
Purchase Obligation		13,900,000us-gaap_PurchaseObligation		13,900,000us-gaap_PurchaseObligation
Exer Rest Units [Member]
Commitments And Contingencies [Line Items]
Purchase Obligation, Due in Next Twelve Months		2,600,000		2,600,000
Purchase Obligation, Due in Second Year		4,100,000		4,100,000
Purchase Obligation, Due in Third Year		8,800,000		8,800,000
Sing Lin [Member]
Commitments And Contingencies [Line Items]
Payables to Customers		41,000		41,000
Advances on Inventory Purchases		$ 90,000		$ 90,000