Note 7 - Discontinued Operations - Results of the Discontinued Operations (Details) - CAKE [Member] - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Net revenues				$ 9,001,307
Cost of revenue				3,863,471
Gross profit				5,137,836
Research and development				1,263,808
Sales and marketing				2,016,637
General and administrative	(3,507)	(1,113)	(3,507)	3,085,692
Total operating expenses	(3,507)	(1,113)	(3,507)	6,366,137
Loss from operations	3,507	1,113	3,507	(1,228,301)
Gain on sale of discontinued operations				19,473,080
Loss on foreign currency translation	(83,929)		(83,929)
Interest income				34
Interest expense				3,773,651
Total other income (expense)	(83,929)		(83,929)	15,699,463
Net income (loss) from discontinued operations before provision for income taxes	(80,422)	1,113	(80,422)	14,471,162
Provision for (benefit from) income taxes
Net income (loss) from discontinued operations	$ (80,422)	$ 1,113	$ (80,422)	$ 14,471,162