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Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Numerator:
Net income	$ 1,230	$ 5,500	$ 2,430	$ 7,487
Denominator:
Weighted average common shares outstanding	16,312	17,354	16,237	18,336
Weighted average dilutive securities	191	325	239	302
Weighted average common shares outstanding, diluted	16,503	17,679	16,476	18,638
Income per common share, basic (in dollars per share)	$ 0.08	$ 0.32	$ 0.15	$ 0.41
Income per common share, diluted (in dollars per share)	$ 0.07	$ 0.31	$ 0.15	$ 0.4

X

- 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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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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