Stock Purchase Warrants (Details) - $ / shares	1 Months Ended	6 Months Ended	12 Months Ended
Nov. 18, 2016	Jun. 30, 2017	Dec. 31, 2016
Closing stock price	$ 1.75	$ 0.57	$ 0.76
Expected dividends	0.00%	0.00%	0.00%
Expected volatility	95.00%	0.90%	95.00%
Risk free interest rate	1.39%	1.43%	1.41%
Expected life of warrant (years)	5 years	2 years 3 months 18 days	2 years 9 months 14 days
Series A Warrants [Member]
Closing stock price	$ 0.89	$ 0.57	$ 0.76
Expected dividends	0.00%	0.00%	0.00%
Expected volatility	85.00%	95.00%	85.00%
Risk free interest rate	1.58%	1.62%	1.67%
Expected life of warrant (years)	4 years	3 years 4 months 24 days	3 years 10 months 24 days
Series B Warrants [Member]
Closing stock price	$ 0.89	$ 0.57	$ 0.76
Expected dividends	0.00%	0.00%	0.00%
Expected volatility	85.00%	75.00%	90.00%
Risk free interest rate	0.81%	1.14%	0.85%
Expected life of warrant (years)	1 year 1 month 6 days	6 months	1 year

Expected dividends to be paid to holders of the underlying shares or financial instruments (expressed as a percentage of the share or instrument's price).

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (bbb)
-URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19207-110258

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Period the instrument, asset or liability is expected to be outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Measure of dispersion, in percentage terms (for instance, the standard deviation or variance), for a given stock price.

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Risk-free interest rate assumption used in valuing an instrument.

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- Definition

Price of a single share of a number of saleable stocks of a company.

+ References

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