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Summary of Significant Accounting Policies (Details Narrative) - USD ($)
12 Months Ended
Apr. 30, 2019
Apr. 30, 2018
Accounting Policies [Abstract]    
Cash equivalents
FDIC insurance amount 250,000  
Prepaid expenses and other current assets $ 613,261 632,038
Estimated useful life 10 years  
Impairment of goodwill $ 6,094,760