XML 69 R75.htm IDEA: XBRL DOCUMENT v3.19.3.a.u2
Segmented Information (Details Textual) - Customers
3 Months Ended 9 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2019
Dec. 31, 2018
Segmented Information (Textual)        
Number of customers 2 2 2 2
Revenue percentage 81.00% 75.00%