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Earnings (Loss) Per Share - Computation of Basic and Diluted Earnings Per Common Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Earnings Per Share [Abstract]
Net income (loss)	$ (468)	$ 1,368
Basic weighted average shares outstanding	8,768,112	9,196,522
Dilutive common stock equivalents using treasury stock method		316,918
Diluted weighted average shares outstanding	8,768,112	9,513,440
Basic earnings (loss) per common share	$ (0.05)	$ 0.15
Diluted earnings (loss) per common share	$ (0.05)	$ 0.14
Weighted average options outstanding	847,731	1,000,571
Anti-dilutive options not included in the computations	847,731	289,623

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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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The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.

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