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Stockholders' Deficit (Tables) | 9 Months Ended
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Sep. 30, 2013
Equity [Abstract] |
Stock Options Valuation Assumptions | Because option valuation models require the use of subjective assumptions, changes in or variations from these assumptions can materially affect the fair value of the options.
|  | September 30, 2013 |  |  | September 30, 2012 |
Risk-free interest rate |  |  | 1.28 | % |  |  | 0.56 | %
Expected volatility of common stock |  |  | 59.16 | % |  |  | 71.43 | %
Dividend yield |  |  | 0 | % |  |  | 0 | %
Expected life of options |  |  | 4.1 years |  |  |  | 4.1 years |

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- Definition Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (f)(2) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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