Note E - Leases - Maturities of Operating and Finance Lease (Details)	Jun. 30, 2021 USD ($)
Operating lease,Fiscal 2022 (remainder of fiscal year)	$ 43,902
Finance lease, Fiscal 2022 (remainder of fiscal year)	81,669
Operating lease, Fiscal 2023	58,536
Finance lease, Fiscal 2023	108,888
Operating lease, Fiscal 2024	58,536
Finance lease, Fiscal 2024	108,888
Operating lease, Fiscal 2025	4,878
Finance lease, Fiscal 2025	54,445
Operating lease, Fiscal 2026	0
Finance lease, Fiscal 2026	0
Operating lease, Total undiscounted lease payments	165,852
Finance lease, Total undiscounted lease payments	353,890
Operating lease, Less: imputed interest	(15,807)
Finance lease, Less: imputed interest	(11,130)
Present value of lease liability, finance lease	342,760
Accrued Expense and Other Noncurrent Liabilities [Member]
Present value of lease liability, operating lease	$ 150,045