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Stock Warrants (Details)	9 Months Ended
	Sep. 30, 2018
Date of Issuance August 27, 2014 to September 2, 2019 [Member]
Stock Warrants [Line Items]
Terms of warrants	5 years
Expected volatility	72.00%
Risk-free interest rate	1.69%
Expected dividend yield	0.81%
Date of Issuance September 3, 2014 to June 26, 2019 [Member]
Stock Warrants [Line Items]
Terms of warrants	4 years 9 months 22 days
Expected volatility	69.80%
Risk-free interest rate	1.62%
Expected dividend yield	0.81%

X

- Definition

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).

+ References

No definition available.

+ Details

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X

- Definition

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.

+ References

No definition available.

+ Details

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X

- Definition

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

+ References

No definition available.

+ Details

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X

- Definition

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

+ References

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+ Details

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X

- Definition

Stock warrants.

+ References

No definition available.

+ Details

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X

- Details

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- Details

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