Summary Of Significant Accounting Policies (Details 4) - USD ($)	Feb. 28, 2021	May 31, 2020
Accounting Policies [Abstract]
Land	$ 140,000	$ 140,000
Building improvements	246,135	235,502
Total	386,135	375,502
Less: accumulated depreciation	(211,288)	(210,155)
Carrying value of assets held for sale	$ 174,847	$ 165,347

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Amount classified as assets attributable to disposal group held for sale or disposed of.

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Amount before accumulated depreciation of building structures held for productive use including addition, improvement, or renovation to the structure, including, but not limited to, interior masonry, interior flooring, electrical, and plumbing.

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Amount before accumulated depletion of real estate held for productive use, excluding land held for sale.

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Amount of accumulated depreciation pertaining to real estate investments for entities with a substantial portion of business acquiring and holding investment real estate.

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