Share-Based Compensation Valuation Assumptions (Details) (USD $)					3 Months Ended
Mar. 31, 2013 Stock Options [Member]	Dec. 31, 2012 Stock Options [Member]	Mar. 31, 2013 Warrant [Member]	Dec. 31, 2012 Warrant [Member]	Mar. 31, 2013 Warrants [Member]	Mar. 31, 2012 Warrants [Member]	Mar. 31, 2013 Stock Option [Member]	Mar. 31, 2012 Stock Option [Member]
Class of Stock [Line Items]
Adjustments to Additional Paid in Capital, Share-based Compensation, Stock Options, Requisite Service Period Recognition					$ 43,800	$ 17,800	$ 1,305,000	$ 1,650,300
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Exercisable, Weighted Average Exercise Price	$ 0.47	$ 0.36	$ 0.38	$ 0.41

As of the balance sheet date, the weighted-average exercise price (at which grantees can acquire the shares reserved for issuance) for exercisable stock options that are fully vested or expected to vest.

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 123R

-Paragraph A240

-Subparagraph d(2)

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (e)(2)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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Namespace Prefix:	us-gaap_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	instant