• Filing Date: 2019-07-11
  • Form Type: 10-K
  • Description: Annual report
v3.19.2
Summary of Significant Accounting Policies (Narrative) (Details) - USD ($)
12 Months Ended
Apr. 30, 2019
Apr. 30, 2018
Jul. 10, 2019
Oct. 10, 2018
Accumulated deficit $ (68,581,091) $ (63,701,685)    
Loan payable $ 3,000,000      
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount 1,249,940 1,140,432    
Minimum [Member]        
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life 16 years      
Maximum [Member]        
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life 20 years      
Maximum [Member] | Wesley Clover International Corporation And Kmb Trac Two Holdings Ltd [Member] | Amendment Agreement [Member]        
Loan payable       $ 3,000,000
Maximum [Member] | Subsequent Event [Member] | Wesley Clover International Corporation And Kmb Trac Two Holdings Ltd [Member] | Amendment Agreement [Member]        
Loan payable     $ 5,000,000