Note 12 - Related Party Transactions (Details Textual) - USD ($)	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019	Dec. 31, 2019
Director and Officer 1 [Member]
Due to Related Parties, Total	$ 11,000		$ 33,000
Payment for Directors Fees	33,000	$ 43,000
Director and Officer 2 [Member]
Due to Related Parties, Total	0		9
Director and Officer 3 [Member]
Due to Related Parties, Total	0		267
Director and Officer 4 [Member]
Due to Related Parties, Total	6,169		19,779
Payment for Directors Fees	18,900	19,533
Director and Officer 5 [Member]
Due to Related Parties, Total	7,500		22,500
Payment for Directors Fees	22,500	32,500
Director and Officer 6 [Member]
Due to Related Parties, Total	7,300		30,974
Independent Director [Member]
Due to Related Parties, Total	7,000		5,500
Payment for Directors Fees	2,500	1,000
Officer [Member]
Due to Related Parties, Total	38,767		91
Payment for Directors Fees	40,014	42,928
Officer 2 [Member]
Payment for Directors Fees	28,379	$ 18,842
Due from Related Parties, Total	$ 0		$ 0