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Stock Based Compensation (Tables)

6 Months Ended

Jun. 30, 2018

Disclosure Of Compensation Related Costs Share-Based Payments [Abstract]

Schedule of stock based compensation expense

		Three Months Ended June 30,								Six Months Ended June 30,
		2017				2018				2017				2018
General and administrative			49				63				99				122
Research and development			17				23				36				45
Stock-based compensation costs before income taxes			66				86				135				167

Schedule of share option activity

		Number of Options Outstanding				Weighted Average Exercise Price Per Share				Weighted Average Remaining Contractual Term (Years)				Aggregate Intrinsic Value ($000)
Options outstanding at December 31, 2017			535,617				11.10				8.23				—
Granted			262,728				1.51
Cancelled/forfeited			(1,488	)			362.04
Options outstanding at June 30, 2018			796,857				7.28				8.41				—
Unvested at June 30, 2018			(620,804	)			2.64				8.95				—
Vested and exercisable at June 30, 2018			176,053				23.66				6.53				—

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- Definition

Tabular disclosure of the allocation of equity-based compensation costs to a given line item on the balance sheet and income statement for the period. This may include the reporting line for the costs and the amount capitalized and expensed.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (h)(1)
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-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section S99
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- Definition

Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
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-Name Accounting Standards Codification
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