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Summary of Significant Accounting Policies - Schedule of reconciliation of weighted average shares outstanding for the basic and diluted earnings per share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands | 12 Months Ended
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Dec. 31, 2017 | Dec. 31, 2016
Basic and diluted earnings per share computations [Abstract] |  |
(Loss) income from continuing operations | $ (3,610) | $ 2,503
Basic: |  |
Weighted average shares outstanding at beginning of year (in shares) | 15,675 | 15,645
Weighted average shares issued during the year, net (in shares) | 274 | 30
Weighted average common shares, basic (in shares) | 15,949 | 15,675
(Loss) income from continuing operations per common share, basic (in dollars per share) | $ (0.23) | $ 0.16
Diluted: |  |
Weighted average common shares, basic (in shares) | 15,949 | 15,675
Dilutive impact of stock options and restricted stock awards (in shares) | 0 | 63
Weighted average common shares, diluted (in shares) | 15,949 | 15,738
(Loss) income from continuing operations per common share, diluted (in usd per share) | $ (0.23) | $ 0.16

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