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Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
Numerator:
Net income	$ 5,145	$ 6,146	$ 7,575	$ 13,633
Denominator:
Weighted average common shares outstanding	16,314	15,805	16,263	17,489
Weighted average dilutive securities	160	372	213	328
Weighted average common shares outstanding, diluted	16,474	16,177	16,476	17,817
Income per common share, basic (in dollars per share)	$ 0.32	$ 0.39	$ 0.47	$ 0.78
Income per common share, diluted (in dollars per share)	$ 0.31	$ 0.38	$ 0.46	$ 0.77

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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