Marketable Securities and Fair Value Measurements (Details 2) (Using Significant Unobservable Inputs (Level 3) [Member], USD $)	3 Months Ended
Mar. 31, 2014
Using Significant Unobservable Inputs (Level 3) [Member]
Change in fair value of the financial assets
Balance at January 1, 2014	$ 717,500
Increase in fair value included in change in fair value of common stock warrants	692,500
Balance at March 31, 2014	$ 1,410,000

Amount of gain (loss) recognized in the income statement for financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 820

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (c)(1)

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

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration