Common Stock Options (Details 1) (USD $)	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013
Weighted average risk-free interest rate	1.72%
Expected life in years	4 years 9 months
Weighted Avg Expected Volatility	93.80%
Expected dividend yield	$ 0
Equity Option [Member]
Expected life in years	5 years 6 months	5 years 6 months
Expected dividend yield	$ 0	$ 0
Equity Option [Member] \| Minimum
Weighted average risk-free interest rate	1.58%	1.43%
Weighted Avg Expected Volatility	94.40%	99.50%
Equity Option [Member] \| Maximum
Weighted average risk-free interest rate	1.62%	1.49%
Weighted Avg Expected Volatility	105.30%	103.40%

Amount of dividends expected to be paid to holders of the underlying shares or contracted instruments over the term of the instruments life.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 820

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (e)

-URI http://asc.fasb.org/extlink&oid=25499696&loc=d3e19207-110258

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- 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.

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- Definition

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

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Weighted average expected volatility of stock price.

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