Summary of Significant Accounting Policies - Schedule of Assets Held for Sale (Details) - USD ($)	May 31, 2022	May 31, 2021
Long-Lived Assets Held-for-sale [Line Items]
Total assets hold for sale	$ 4,123,953	$ 4,935,404
Less accumulated depreciation	(1,176,325)	(2,112,038)
Property and equipment, net	2,947,628	2,823,366
Assets Held for Sale
Long-Lived Assets Held-for-sale [Line Items]
Land	159,000	140,000
Buildings and improvements	1,616,250	246,135
Total assets hold for sale	1,775,250	386,135
Less accumulated depreciation	(1,341,840)	(211,288)
Property and equipment, net	$ 433,410	$ 174,847