Property and equipment (Details) - USD ($)	Jun. 30, 2019	Jun. 30, 2018
Property, Plant and Equipment [Line Items]
Property and equipment gross	$ 160,680	$ 315,680
Accumulated depreciation	(97,987)	(115,889)
Property and Equipment net	62,693	199,791
Furniture and fixtures
Property, Plant and Equipment [Line Items]
Property and equipment gross	44,065	44,065
Office equipment
Property, Plant and Equipment [Line Items]
Property and equipment gross	32,516	32,517
Tenant improvements
Property, Plant and Equipment [Line Items]
Property and equipment gross	61,414	61,414
Frozen yogurt robots
Property, Plant and Equipment [Line Items]
Property and equipment gross	$ 22,685	$ 177,684

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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