Significant Accounting Policies (Schedule Of Property, Plant And Equipment Expected Economic Lives) (Details)	12 Months Ended
	Jun. 30, 2020
Computer Equipment [Member] | Minimum [Member]
Property, Plant and Equipment Useful Life	3 years
Computer Equipment [Member] | Maximum [Member]
Property, Plant and Equipment Useful Life	8 years
Office Equipment [Member] | Minimum [Member]
Property, Plant and Equipment Useful Life	2 years
Office Equipment [Member] | Maximum [Member]
Property, Plant and Equipment Useful Life	10 years
Vehicles [Member] | Minimum [Member]
Property, Plant and Equipment Useful Life	3 years
Vehicles [Member] | Maximum [Member]
Property, Plant and Equipment Useful Life	8 years
Furniture And Fittings [Member] | Minimum [Member]
Property, Plant and Equipment Useful Life	3 years
Furniture And Fittings [Member] | Maximum [Member]
Property, Plant and Equipment Useful Life	10 years
Buildings And Structures [Member] | Minimum [Member]
Property, Plant and Equipment Useful Life	8 years
Buildings And Structures [Member] | Maximum [Member]
Property, Plant and Equipment Useful Life	30 years