Note 7 - Leases - Future Minimum Capital Lease Payments (Details)	Sep. 30, 2016 USD ($)
Minimum lease payment, 2017	$ 70,082
Interest, 2017	10,713
Present value of obligation, 2017	59,369
Minimum lease payment, 2018	50,772
Interest, 2018	8,042
Present value of obligation, 2018	42,730
Minimum lease payment, 2019	46,654
Interest, 2019	5,383
Present value of obligation, 2019	41,271
Minimum lease payment, 2020	46,345
Interest, 2020	2,281
Present value of obligation, 2020	44,064
Minimum lease payment, 2021	17,141
Interest, 2021	209
Present value of obligation, 2021	16,932
Minimum lease payment	230,994
Interest	26,628
Present value of obligation	$ 204,366