Certificates of Deposit and Marketable Securities (Details) - Schedule of Major Categories of Assets Measured at Fair Value on a Recurring Basis - USD ($)	Aug. 31, 2023	May 31, 2023
Certificates of Deposit and Marketable Securities (Details) - Schedule of Major Categories of Assets Measured at Fair Value on a Recurring Basis [Line Items]
Certificates of Deposit	$ 745,000	$ 490,000
Equity Securities	28,112	25,152
Total	773,112	515,152
Level 1 [Member]
Certificates of Deposit and Marketable Securities (Details) - Schedule of Major Categories of Assets Measured at Fair Value on a Recurring Basis [Line Items]
Certificates of Deposit	745,000	490,000
Equity Securities	28,112	25,152
Total	773,112	515,152
Level 2 [Member]
Certificates of Deposit and Marketable Securities (Details) - Schedule of Major Categories of Assets Measured at Fair Value on a Recurring Basis [Line Items]
Certificates of Deposit
Equity Securities
Total
Level 3 [Member]
Certificates of Deposit and Marketable Securities (Details) - Schedule of Major Categories of Assets Measured at Fair Value on a Recurring Basis [Line Items]
Certificates of Deposit
Equity Securities
Total