Note 2 - Property and Equipment (Details Textual) - USD ($)	Mar. 31, 2022	Dec. 31, 2021	Mar. 31, 2021
Property, Plant and Equipment, Net, Total	$ 848,547	$ 898,560	$ 1,042,693

Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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-Topic 944
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-Section S99
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 360
-Section 50
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-Publisher FASB
-Name Accounting Standards Codification
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Balance Type:	debit
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