Summary Of Significant Accounting Policies (Details 3) - USD ($)	Aug. 31, 2020	May 31, 2020
Property, plant and equipment, gross	$ 4,110,536	$ 2,542,769
Less accumulated depreciation	(1,946,866)	(1,890,633)
Property, plant and equipment, net	2,163,670	652,136
Land
Property, plant and equipment, gross	299,000	299,000
Buildings and Improvements
Property, plant and equipment, gross	2,762,158	1,847,505
Furniture, Fixtures and Equipment
Property, plant and equipment, gross	$ 1,049,378	$ 396,264

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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