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Stock Options (Tables)

6 Months Ended

Jun. 30, 2017

Disclosure Of Compensation Related Costs Sharebased Payments [Abstract]

Summary of Outstanding Stock Option Activity

The following table summarizes the outstanding stock option activity during the periods indicated:

		Number of shares				Weighted average exercise price				Weighted average remaining contractual term
Balance at December 31, 2015			756,692				2.10				7.60
Granted			359,319				2.60				9.40
Exercised			(58,155	)			2.36				3.50
Expired/Forfeited			(17,469	)			2.13				2.60
Balance at December 31, 2016			1,040,387				2.25				7.80
Granted			420,144			15.11					9.73
Exercised			(211,713	)		2.06					6.14
Expired/Forfeited			(14,719	)			5.80				0.14
Balance at June 30, 2017			1,234,099			6.62					8.31
Vested and exercisable at June 30, 2017			524,065			2.07				6.95
Vested and expected to vest at June 30, 2017			1,234,099			6.62				8.31

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- References

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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://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (e)
-URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)
-URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901

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