Summary of Warrants Outstanding and Exercisable (Details) (USD $)	6 Months Ended
Jun. 30, 2013	Dec. 31, 2012
Summary Of Warrants Outstanding And Exercisable Details
Balance, June 30, 2013	8,638,604	8,638,604
Warrants outstanding, Weighted-average remaining life, in years	1 year 7 months 6 days
Warrants outstanding, Weighted-average exercise price	$ 2.30
Warrants exercisable, at June 30, 2013	8,638,604
Warrants exercisable, Weighted-average exercise price	$ 2.30

Weighted average remaining contractual term for equity-based awards excluding options, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (e)(1)

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

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration