Fair Value Measurements (Summary Of Changes In The Fair Value Of The Company's Level 3 Financial Asset And Liabilities) (Details) (USD $)	8 Months Ended		12 Months Ended			8 Months Ended
	Dec. 31, 2012		Dec. 31, 2011	Dec. 31, 2012 Warrants Issued December 29, 2008 [Member]		Dec. 31, 2012 Warrants Issued May 10, 2012 [Member]		Dec. 31, 2012 Derivative Liability [Member]		Dec. 31, 2012 Derivative Asset [Member]
Fair Value, Assets And Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Assets, Balance at beginning of period	$ 18,508	[1]								$ 18,508	[1]
Assets, Settlements
Assets, Revaluation	(16,772)									(16,772)
Assets, Balance at end of period	1,736									1,736
Liabilities, Balance at beginning of period	11,175,015	[1]		125,415	[1]	7,573,466	[1]	3,476,134	[1]
Liabilities, Settlements	(23,643)							(23,643)
Liabilities, Revaluations	(8,183,024)		(3,416,383)	(53,834)		(5,225,564)		(2,903,626)
Liabilities, Balance at end of period	$ 2,968,348			$ 71,581		$ 2,347,902		$ 548,865

[1] The beginning of the period is December 31, 2011 for warrants issued December 29, 2008. The beginning of the period for the derivative asset, warrants issued May 10, 2012, and derivative liability is May 10, 2012.