SCHEDULE II - VALUATION AND QUALIFYING ACCOUNTS (Tables)

v3.19.2

SCHEDULE II - VALUATION AND QUALIFYING ACCOUNTS (Tables)	12 Months Ended
	Apr. 30, 2019
SEC Schedule, 12-09, Valuation and Qualifying Accounts [Abstract]
Schedule of valuation and qualifying accounts	Description   Balance at Beginning of Year     Additions Charged to Costs and Expenses     Charged to Other Accounts     Deductions     Balance at End of Year   Reserve Deducted in the Balance Sheets from the Asset to which it applies:                                         Allowance for Deferred Tax Assets                                         Year ended April 30, 2019   $ 13,235,601       –       952,170       –       14,187,771   Year ended April 30, 2018   $ 11,521,295       –       1,714,306       –       13,235,601