Note 21 - Segment Information - Segment Assets to Total Assets (Details) - USD ($)	Sep. 30, 2021	Dec. 31, 2020
Total assets	$ 8,401,965	$ 6,314,142
Growth [Member]
Total assets	5,989,211	6,314,142
Digital [Member]
Total assets	$ 2,412,754	$ 0

Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

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+ Details