Earnings (Loss) Per Share - Basic and Diluted (Details) - shares	3 Months Ended	9 Months Ended
Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Basic:
Basic (in shares)	29,544,288	28,490,530	29,240,979	28,421,850
Effect of dilutive securities:
Common stock options (in shares)	2,897		0
Total weighted average shares outstanding assuming dilution (in shares)	29,547,185	28,490,530	29,240,979	28,421,850

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Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of share based payment arrangements using the treasury stock method.

+ References

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-Publisher FASB
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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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