Note 8 - Notes Payable - Related Parties - Schedule of Future Payments (Details)	Dec. 31, 2018 USD ($)
2019	$ 1,333,333
2020	1,333,333
2021	1,333,333
2022	1,333,333
CAD Enterprises, Inc. [Member]
2019	1,125,000
2020	2,250,000
2021	2,250,000
2022	2,250,000
2023	1,125,000
Total principal payments	9,000,000
First Francis [Member]
2019	430,663
2020	458,217
2021	487,234
2022	2,265,957
2023
Total principal payments	$ 3,642,071