• Filing Date: 2019-07-11
  • Form Type: 10-K
  • Description: Annual report
v3.19.2
Schedule of Long Lived Assets by Geographical Areas (Details) - USD ($)
Apr. 30, 2019
Apr. 30, 2018
Long-lived assets $ 6,825,999 $ 7,186,456
Canada [Member]    
Long-lived assets 6,798,083 7,150,537
United States [Member]    
Long-lived assets $ 27,916 $ 35,919