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Notes Payable, Net (Details) - USD ($)	Jan. 31, 2021	May 31, 2020
Paycheck Protection Program Loan [Member]
Notes Payable, Net (Details) [Line Items]
Loan amount	$ 486,000	$ 486,000

Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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