Income Tax (Details Narrative) - USD ($)	12 Months Ended		36 Months Ended
	Apr. 30, 2019	Apr. 30, 2018	Apr. 30, 2019
Net operating loss carryforwards	$ 13,200,000		$ 13,200,000
Net operating loss	$ (7,611,205)	$ (8,262,569)
Net operating loss carryforwards expire period	Dec. 31, 2038
Deferred income tax assets reduced net	$ 2,021,000		2,021,000
Federal deferred tax assets and liabilities, description	The Company's net deferred tax asset was reduced by approximately $2,021,000 during the fiscal year ended April 30, 2018, which consisted primarily of the re-measurement of federal deferred tax assets and liabilities from 35% to 21%.
Federal deferred tax assets and liabilities, percentage	(5.70%)	3.10%
Income tax corporate percentage	21.00%	29.70%
Changes in deferred tax valuation allowance percentage	35.00%	(76.90%)
Federal [Member]
Net operating loss carryforwards	$ 18,000,000	$ 48,000,000	$ 18,000,000
Write off of net operating loss carryforwards		$ 30,000,000
Net operating loss	4,800,000
Tax carryforwards, limitation description			Tax authorities under the normal three-year statute of limitations.
State [Member]
Net operating loss carryforwards	$ 315,000		$ 315,000
Net operating loss carryforwards expire period	Dec. 31, 2038
Federal deferred tax assets and liabilities, percentage	0.00%