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Note 21 - Loss Per Common Share - Reconciliation of Weighted Average Shares Outstanding Used in Calculation of Basic and Diluted (Loss) Earnings Per Common Share (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Net loss	$ (3,505)	$ (10,822)
Less distributed and undistributed earnings allocable to restricted award holders	0	0
Net loss allocable to common stockholders	$ (3,505)	$ (10,822)
Basic (in dollars per share)	$ (0.17)	$ (0.53)
Diluted (in dollars per share)	$ (0.17)	$ (0.53)
Basic (in shares)	20,512	20,326
Weighted average additional shares assuming conversion of potential common shares (in shares)	0	0
Weighted average shares outstanding – diluted (in shares)	20,512	20,326

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- Definition

The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.

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