Summary of Business and Significant Accounting Policies (Details) - Schedule of major categories of assets measured at fair value on a recurring basis - Equity Securities [Member] - USD ($)	May 31, 2021	May 31, 2020
Summary of Business and Significant Accounting Policies (Details) - Schedule of major categories of assets measured at fair value on a recurring basis [Line Items]
Assets measured at fair value, Total	$ 45,696	$ 50,344
Level 1 [Member]
Summary of Business and Significant Accounting Policies (Details) - Schedule of major categories of assets measured at fair value on a recurring basis [Line Items]
Assets measured at fair value, Total	45,696	50,344
Level 2 [Member]
Summary of Business and Significant Accounting Policies (Details) - Schedule of major categories of assets measured at fair value on a recurring basis [Line Items]
Assets measured at fair value, Total
Level 3 [Member]
Summary of Business and Significant Accounting Policies (Details) - Schedule of major categories of assets measured at fair value on a recurring basis [Line Items]
Assets measured at fair value, Total