Equity (Details 7) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended	6 Months Ended
	Jun. 30, 2013	Jun. 30, 2013	Dec. 31, 2012	Dec. 31, 2011
Class of Warrant or Right [Line Items]
Number of Warrants Outstanding and Excercisable	135,359	135,359	151,722	182,644
Weighted Average Remaining Life Of Warrants Or Rights	1 year 8 months 27 days	0 years 8 months 16 days
Warrants Weighted Average Exercise Price	$ 0.0252	$ 0.0252	$ 0.0269	$ 0.0261
Warrants Group One [Member]
Class of Warrant or Right [Line Items]
Number of Warrants Outstanding and Excercisable	6,024	6,024
Weighted Average Remaining Life Of Warrants Or Rights		0 years 1 month 21 days
Warrants Weighted Average Exercise Price	$ 0.0433	$ 0.0433
Warrants Group Two [Member]
Class of Warrant or Right [Line Items]
Number of Warrants Outstanding and Excercisable	120,691	120,691
Weighted Average Remaining Life Of Warrants Or Rights		0 years 1 month 21 days
Warrants Weighted Average Exercise Price	$ 0.0225	$ 0.0225
Warrants Group Three [Member]
Class of Warrant or Right [Line Items]
Number of Warrants Outstanding and Excercisable	8,643	8,643
Weighted Average Remaining Life Of Warrants Or Rights		2 years 1 month 10 days
Warrants Weighted Average Exercise Price	$ 0.0500	$ 0.0500