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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details) (USD $) | 12 Months Ended
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May 31, 2014 | May 31, 2013
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details) [Line Items] |  |
Property, Plant and Equipment, Net | $ 614,337 | $ 654,620
Threshold Period Past Due for Write-off of Trade Accounts Receivable | 90 days |
Inventory Valuation Reserves | 43,000 | 79,000
Depreciation, Depletion and Amortization | 177,518 | 187,325
Amortization of Intangible Assets | 29,515 | 29,383
Revenue Recognition, Sales Returns, Reserve for Sales Returns | 0 | 0
Research and Development Expense | 589,866 | 459,086
Advertising Expense | 8,000 | 6,000
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in Shares) | 860,500 | 0
Investment in Polish Distributor [Member] |  |
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details) [Line Items] |  |
Equity Method Investment, Ownership Percentage | 6.00% |
New Distributor [Member] | Customer Concentration Risk [Member] |  |
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details) [Line Items] |  |
Concentration Risk, Percentage | 23.40% |
Two Customers [Member] | Accounts Receivable [Member] | Customer Concentration Risk [Member] |  |
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details) [Line Items] |  |
Concentration Risk, Percentage | 60.50% |
One Customer [Member] | Accounts Receivable [Member] | Customer Concentration Risk [Member] |  |
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details) [Line Items] |  |
Concentration Risk, Percentage |  | 14.80%
Domestic Customer [Member] |  |
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details) [Line Items] |  |
Accounts Receivable, Initial Credit Limit | 500 |
Marketing-Related Intangible Assets [Member] | Maximum [Member] |  |
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details) [Line Items] |  |
Finite-Lived Intangible Asset, Useful Life | 18 years |
Patents [Member] | Maximum [Member] |  |
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details) [Line Items] |  |
Finite-Lived Intangible Asset, Useful Life | 17 years |
Contract Termination [Member] | Customer Concentration Risk [Member] |  |
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details) [Line Items] |  |
Concentration Risk, Percentage |  | 29.70%
Cost of Goods, Product Line [Member] | Credit Availability Concentration Risk [Member] |  |
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details) [Line Items] |  |
Concentration Risk, Percentage | 30.20% | 26.60%
Customer Concentration Risk [Member] |  |
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details) [Line Items] |  |
Concentration Risk, Percentage | 23.40% | 40.50%
MEXICO |  |
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details) [Line Items] |  |
Inventory, Gross | 443,000 | 355,000
Property, Plant and Equipment, Net | $ 43,000 | $ 8,000
Minimum [Member] |  |
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details) [Line Items] |  |
Property, Plant and Equipment, Useful Life | 5 years |
Maximum [Member] |  |
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details) [Line Items] |  |
Property, Plant and Equipment, Useful Life | 10 years |

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- Definition Amount charged to advertising expense for the period, which are expenses incurred with the objective of increasing revenue for a specified brand, product or product line. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 720 -SubTopic 35 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6420018&loc=d3e36677-107848 + Details
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- Definition The aggregate costs incurred (1) in a planned search or critical investigation aimed at discovery of new knowledge with the hope that such knowledge will be useful in developing a new product or service, a new process or technique, or in bringing about a significant improvement to an existing product or process; or (2) to translate research findings or other knowledge into a plan or design for a new product or process or for a significant improvement to an existing product or process whether intended for sale or the entity's use, during the reporting period charged to research and development projects, including the costs of developing computer software up to the point in time of achieving technological feasibility, and costs allocated in accounting for a business combination to in-process projects deemed to have no alternative future use. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 985 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6501960&loc=d3e128462-111756 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 730 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6420194&loc=d3e21568-108373 + Details
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