Note 7 - Finance Leases - Future Minimum Lease Payments (Details) - USD ($)	Sep. 30, 2019	Mar. 31, 2019
2020	$ 35,000
2021	3,000
	38,000
Less: Amount attributable to imputed interest	500
Present value of minimum lease payments	37,500
Less: Current maturities	31,196	$ 31,196
	$ 6,356	$ 22,450