Stockholders' Equity (Warrants) (Details) (USD $) In Millions, except Share data, unless otherwise specified			12 Months Ended						1 Months Ended
	Feb. 28, 2013	Dec. 31, 2012	Dec. 31, 2014 Subsequent Event	Jan. 31, 2014 Subsequent Event	Aug. 31, 2013 Subsequent Event	Dec. 31, 2012 Price adjustable warrants	Feb. 29, 2012 Price adjustable warrants	Feb. 29, 2012 Notes Payable Price adjustable warrants	Jan. 31, 2014 Warrants Consultant Subsequent Event	Dec. 31, 2012 Amended Note And Warrant Purchase Agreement
Stockholders Equity Note [Line Items]
Number of common shares issued during period through exercise of warrants			1,200,000
Exercise price of warrants	0.28	0.28		0.89	0.28			0.28	0.48	0.28
Interest rate on notes payable								15.00%
Number of warrants called by common stock	1,000,000				4,000,000	3,700,000	3,200,000	6,900,000	100,000	3,700,000
Warrants, vesting period									2 years
Proceeds from issuance of note payable								$ 1.5