Discontinued Operations (Detail 1) - USD ($)	Jan. 31, 2019	Apr. 30, 2018
Assets:
Accounts receivable, net	$ 0	$ 140,370
Prepaid expenses and other assets	0	377,811
Inventory	0	88,998
Goodwill	0	2,831,434
Intangible assets, net	0	1,208,294
Property and equipment, net	0	9,558,045
Total assets held for sale	0	14,204,952
Liabilities:
Accounts payable and accrued liabilities	0	345,231
Accrued payroll and related	0	238,688
Accrued player's club points and progressive jackpots	0	318,801
Total liabilities held for sale	$ 0	$ 902,720