• Filing Date: 2017-08-21
  • Form Type: 10-Q
  • Description: Quarterly report
v3.7.0.1
Note 4 - Concentrations (Details Textual)
3 Months Ended 12 Months Ended
Jun. 30, 2017
USD ($)
Jun. 30, 2016
USD ($)
Mar. 31, 2016
Mar. 31, 2017
USD ($)
Revenues $ 1,146,355 $ 1,377,431    
Accounts Receivable, Net, Current 1,028,234     $ 862,619
Foreign Customers [Member]        
Accounts Receivable, Net, Current $ 1,690     $ 48,213
Customer Concentration Risk [Member] | Sales Revenue, Net [Member]        
Concentration Risk, Number of Customers 2 1    
Concentration Risk, Percentage 60.00% 57.00%    
Customer Concentration Risk [Member] | Sales Revenue, Net [Member] | Foreign Customers [Member]        
Concentration Risk, Percentage 6.00% 6.40%    
Revenues $ 68,381 $ 88,849    
Customer Concentration Risk [Member] | Accounts Receivable [Member]        
Concentration Risk, Number of Customers 1   1  
Concentration Risk, Percentage 78.00%   83.00%