3. Investment in Affiliated Company (Details Narrative PDS) - USD ($)	3 Months Ended		9 Months Ended
	Feb. 28, 2019	Feb. 28, 2018	Feb. 28, 2019	Feb. 28, 2018	May 31, 2018
Contributions to working capital			$ 0	$ 0
Net loss from PDS	$ (33,888)	$ (44,742)	$ (63,411)	$ (162,634)
Holocom Inc [Member]
Ownership interest	46.00%		46.00%
Preferred Stock owned	2,100,000		2,100,000
Investment in Holocom	$ 0		$ 0		$ 0