• Filing Date: 2018-07-13
  • Form Type: 10-Q
  • Description: Quarterly report
v3.10.0.1
Note 7 - Operating Segments (Details Textual)
3 Months Ended
May 31, 2018
USD ($)
May 31, 2017
USD ($)
Number of Reportable Segments 5  
Revenue from Contract with Customer, Excluding Assessed Tax, Total $ 8,366,085 $ 9,346,447
Manufacturing [Member]    
Revenue from Contract with Customer, Excluding Assessed Tax, Total $ 5,559,225 6,183,931
Sales Revenue, Net [Member] | Customer Concentration Risk [Member] | Manufacturing [Member]    
Number of Major Customers 1  
Revenue from Contract with Customer, Excluding Assessed Tax, Total $ 1,300,000 $ 1,900,000
Concentration Risk, Percentage 15.20% 20.30%