Note 7 - Discontinued Operations - Results of the Discontinued Operations (Details) - CAKE [Member] - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Net revenues		$ 4,175,485		$ 9,001,307
Cost of revenue		2,034,098		3,863,471
Gross profit		2,141,387		5,137,836
Research and development		484,560		1,263,808
Sales and marketing		1,160,198		2,016,637
General and administrative		1,726,524		3,086,805
Total operating expenses		3,371,282		6,367,250
Loss from operations		(1,229,895)		(1,229,414)
Gain on sale of discontinued operations		19,473,080		19,473,080
Interest income		34		34
Interest expense		3,048,478		3,773,651
Total other income (expense)		16,424,636		15,699,463
Net income from discontinued operations before provision for income taxes		15,194,741		14,470,049
Provision for (benefit from) income taxes
Net income (loss) from discontinued operations		$ 15,194,741		$ 14,470,049