Litigation (Details) (Contracts And Purchase Agreement [Member], USD $)	3 Months Ended
	Mar. 31, 2013
Loss Contingencies [Line Items]
Common stock received for termination of purchase agreement	90,100
Common stock issued for purchase agreement	204,000
Unsecured convertible promissory notes, number	37
Unsecured convertible promissory notes issued, amount	$ 3,600,000
Returned [Member]
Loss Contingencies [Line Items]
Unsecured convertible promissory notes, number	21
Unsecured convertible promissory notes returned	2,040,000
Unreturned [Member]
Loss Contingencies [Line Items]
Unsecured convertible promissory notes, number	18
Common stock, shares	113,900
Common stock, value	381,565
Unsecured convertible promissory notes unreturned, value	$ 1,740,000