Earnings Per Share of Common Stock (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
Mar. 31, 2020	Mar. 31, 2019
Earnings Per Share of Common Stock
Net (loss) income	$ (33)	$ 277
Less net (loss) income attributable to participating securities		4
Net (loss) income available to common stockholders	$ (33)	$ 273
Weighted average common shares outstanding for basic earnings per common share	26,962,317	26,546,315
Weighted average common shares outstanding for diluted earnings per common share	26,962,317	26,546,315
(Loss) earnings per common share-basic	$ 0.00	$ 0.01
(Loss) earnings per common share - diluted	$ 0.00	$ 0.01
Stock Options
Earnings Per Share of Common Stock
Anti-dilutive stock not considered in computing diluted earnings per common share	450,000	455,000

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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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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Amount of undistributed earnings (loss) allocated to participating securities for the basic earnings (loss) per share or per unit calculation under the two-class method.

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The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period.

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Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period.

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