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Note 18 - Earnings Per Share - Consolidated Earnings Per Share (Details) - USD ($)	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Loss from continuing operations	$ (5,808,005)	$ (3,457,146)
Loss from discontinued operations	$ (3,213,536)	$ (263,578)
Continuing operations (in dollars per share)	$ (1.51)	$ (0.93)
Discontinued operations (in dollars per share)	(0.84)	(0.07)
Basic loss per common share (in dollars per share)	(2.10)	(1)
Continuing operations (in dollars per share)	(1.27)	(0.93)
Discontinued operations (in dollars per share)	(0.84)	(0.07)
Diluted loss per common share (in dollars per share)	$ (2.10)	$ (1)
Basic (in shares)	3,835,950	3,578,885
Diluted (in shares)	3,835,950	3,578,885

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