Note 3 - Home Services Subsidiary Asset Sale - Discontinued Assets and Liabilities (Details) - USD ($)		12 Months Ended
	May 24, 2019	Dec. 31, 2019	Dec. 31, 2018
Total current assets - held for resale		$ 428	$ 232,363
Disposal Group, Including Discontinued Operation, Property, Plant and Equipment, Noncurrent			73,212
Total current liabilities - held for resale		146,958	317,487
Total long-term liabilities - held for resale			50,738
Loss on sale of subsidiary, net of recoveries		(4,157,809)
Income (Loss) from Discontinued Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest, Total		(1,510,475)	(915,163)
Discontinued Operations, Held-for-sale [Member]
Cash and cash equivalents		428	23,954
Accounts receivable			136,785
Other current assets			71,624
Total current assets - held for resale		428	232,363
Disposal Group, Including Discontinued Operation, Property, Plant and Equipment, Noncurrent			270,603
Goodwill			1,024,591
Other long-term assets			5,375
Total long-term assets - held for resale			1,300,569
Accounts payable		96,848	75,208
Accrued expenses			81,213
Lease liabilities		50,110
Other current liabilities			2,368
Notes payable, current			158,698
Total current liabilities - held for resale		146,958	317,487
Notes payable, long term - held for resale			50,738
Total long-term liabilities - held for resale			50,738
Sale of vehicles, equipment, and furniture, net of depreciation	$ 230,578
Impairment of remaining goodwill	1,024,591
Total carrying value of assets sold	1,255,169
Vehicle and equipment notes payable assumed by the buyer	76,791
Service agreements assumed by the buyer	19,646
Total carrying value of liabilities assumed	96,437
Net loss on sale of subsidiary, pre-tax	$ 1,158,732
Revenues		675,963	3,077,631
Cost of revenues		432,872	2,003,876
Gross profit		243,091	1,073,755
Selling, general, and administrative expenses		535,650	1,235,346
Loss on sale of subsidiary, net of recoveries		(1,125,364)
Other income (expense), net		(92,552)	(753,572)
Income (Loss) from Discontinued Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest, Total		$ (1,510,475)	$ (915,163)