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Significant Accounting Policies (Details) (USD $)
0 Months Ended 1 Months Ended 3 Months Ended 9 Months Ended
Nov. 13, 2013
Jun. 10, 2013
Jan. 31, 2014
Dec. 31, 2013
Sep. 30, 2013
Jun. 30, 2013
Feb. 28, 2014
Feb. 28, 2013
Feb. 28, 2014
Feb. 27, 2014
Feb. 28, 2013
Significant Accounting Policies (Details) [Line Items]                      
Depreciation, Depletion and Amortization             $ 45,283 $ 49,220 $ 131,514   $ 142,484
Amortization of Intangible Assets             5,989 4,368 17,110   21,927
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross (in Shares) 32,000 20,000               52,000  
Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price (in Dollars per share) $ 0.84 $ 0.93               $ 0.84  
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period (in Shares)     22,500 12,000 2,500 2,000     39,000 39,000  
Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price (in Dollars per share)       $ 0.38   $ 0.38       $ 0.44  
Proceeds from Stock Options Exercised     $ 10,095 $ 5,400 $ 1,020 $ 760     $ 17,275   $ 40,414
Equity Method Investment, Ownership Percentage             6.00%   6.00%    
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in Shares)               910,625 359,013    
Investor [Member]
                     
Significant Accounting Policies (Details) [Line Items]                      
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent                 38.00%    
Customer Concentration Risk [Member] | Accounts Receivable [Member]
                     
Significant Accounting Policies (Details) [Line Items]                      
Concentration Risk, Percentage                 32.10%    
Customer Concentration Risk [Member] | Sales [Member]
                     
Significant Accounting Policies (Details) [Line Items]                      
Concentration Risk, Percentage             43.40%   15.30%    
Marketing And Distribution Rights [Member]
                     
Significant Accounting Policies (Details) [Line Items]                      
Finite-Lived Intangible Asset, Useful Life                 18 years    
Purchased Technology Use Rightsand Licenses [Member]
                     
Significant Accounting Policies (Details) [Line Items]                      
Finite-Lived Intangible Asset, Useful Life                 10 years    
Patents [Member]
                     
Significant Accounting Policies (Details) [Line Items]                      
Finite-Lived Intangible Asset, Useful Life                 17 years    
Minimum [Member]
                     
Significant Accounting Policies (Details) [Line Items]                      
Property, Plant and Equipment, Useful Life                 5 years    
Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price (in Dollars per share)     $ 0.43   $ 0.38            
Maximum [Member]
                     
Significant Accounting Policies (Details) [Line Items]                      
Property, Plant and Equipment, Useful Life                 10 years    
Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price (in Dollars per share)     $ 0.45   $ 0.45