Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

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-Publisher FASB
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Exercise price per share or per unit of warrants or rights outstanding.

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-Publisher FASB
-Name Accounting Standards Codification
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Note 6 - Earnings Per Share (Details Textual) - $ / shares	6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	May 21, 2020	Dec. 31, 2019
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price, Ending Balance (in dollars per share)	$ 2.96			$ 2.96
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share)	5.00		$ 5.00
Minimum [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price, Ending Balance (in dollars per share)	$ 2.96	$ 2.96
Restricted Stock Units (RSUs) [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in shares)	136,632	58,334
Share-based Payment Arrangement, Option [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in shares)	25,000	25,000
Warrant [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in shares)	515,000