• Filing Date: 2019-07-15
  • Form Type: 10-Q
  • Description: Quarterly report
v3.19.2
Note 7 - Operating Segments (Details Textual)
$ in Millions
3 Months Ended
May 31, 2019
USD ($)
May 31, 2018
USD ($)
Number of Reportable Segments 5  
Revenue Benchmark [Member] | Customer Concentration Risk [Member] | Manufacturing [Member]    
Number of Major Customers 1 1
Revenues, Total $ 1.4 $ 1.3
Concentration Risk, Percentage 16.30% 15.20%