CONDENSED CONSOLIDATED BALANCE SHEETS (Parentheticals) - USD ($)	Feb. 28, 2023	May 31, 2022
Statement of Financial Position [Abstract]
Allowance for doubtful accounts (in Dollars)	$ 17,432	$ 153,231
Inventory reserves	807,576	845,549
Accumulated depreciation and amortization	1,316,268	1,305,360
Accumulated amortization, Right of Use Assets (in Dollars)	927,077	724,802
Accumulated amortization, Intangible Assets (in Dollars)	$ 27,383	$ 18,994
Common stock par value (in Dollars per share) (in Dollars per share)	$ 0.08	$ 0.08
Common stock, shares authorized (in Shares)	25,000,000	25,000,000
Common stock, shares issued (in Shares)	13,488,313	12,867,924
Common stock, shares outstanding (in Shares)	13,488,313	12,867,924