Fair Value of Financial Assets and Liabilities (Details 1)	6 Months Ended	12 Months Ended
Jun. 30, 2017	Dec. 31, 2016
Risk-free interest rate	1.55%	1.93%
Minimum [Member]
Expected volatility	100.00%	100.00%
Expected life (in years)	3 years 5 months 8 days	3 years 11 months 5 days
Maximum [Member]
Expected volatility	135.18%	133.79%
Expected life (in years)	3 years 6 months 22 days	4 years 22 days

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.

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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- Definition

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

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- Definition

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

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