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Stock-Based Compensation (Tables)

6 Months Ended

Jun. 30, 2016

Share-based Compensation [Abstract]

Summary of Weighted-Average Assumptions of Stock Based Compensation

The following weighted-average assumptions were used for grants issued during the three and six months ended June 30, 2016 and 2015 under the ASC No. 718 requirements.

		Three months ended June 30,								Six months ended June 30,
		2016				2015				2016				2015
Weighted average risk-free rate			1.16	%			1.19	%			1.20	%			1.18	%
Weighted average volatility			111.27	%			83.01	%			111.02	%			82.40	%
Dividend yield			0.00	%			0.00	%			0.00	%			0.00	%
Expected life			6.29 years				4.20 years				6.17 years				4.29 years

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- Definition

Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions.

+ 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 (f)(2)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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- References

No definition available.

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