Fair Value of Financial Assets and Liabilities (Details 1)	3 Months Ended	12 Months Ended
Mar. 31, 2018	Dec. 31, 2017
Risk-free interest rate	2.39%	1.98%
Expected dividend yield
Hoth Therapeutics, Inc [Member]
Risk-free interest rate	1.39%	1.39%
Expected volatility	75.00%	75.00%
Expected life (in years)	9 months	1 year
Minimum [Member]
Expected volatility	100.00%	100.00%
Expected life (in years)	2 years 8 months 8 days	2 years 11 months 8 days
Maximum [Member]
Expected volatility	135.30%	132.21%
Expected life (in years)	2 years 9 months 22 days	3 years 22 days

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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