Note 7 - Goodwill (Details Textual) - USD ($)	3 Months Ended	12 Months Ended
Mar. 31, 2020	Dec. 31, 2019
Goodwill, Impairment Loss		$ 13,877,385

Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Balance Type:	debit
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