Note E - Leases - Lease Cost (Details) - USD ($)	3 Months Ended		9 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2021	Dec. 31, 2020
Finance lease – amortization of ROU asset	$ 25,734	$ 25,243	$ 76,831	$ 75,364
Finance lease – interest on lease liability	1,489	1,981	4,838	6,306
Operating lease expense	14,634	14,634	43,902	41,652
Lease, Cost, Total	$ 41,857	$ 41,858	$ 125,571	$ 123,322