Equity (Details 7) shares in Thousands	6 Months Ended
	Jun. 30, 2015 $ / shares shares	Jun. 30, 2014 $ / shares shares
Class Of Warrant Or Right Number Of Warrants Or Rights Roll Forward
Number of Warrants Outstanding at beginning of period	213,521	77,155
Number of warrants issued	27,399	72,589
Number Of Warrants Or Rights Exercised
Number Of Warrants Or Rights Expired	(16,258)	(4,333)
Number of Warrants Outstanding at end of period	224,662	145,411
Number of Warrants Or Rights Exercisable at end of period	224,662	145,411
Excercise Price of Warrants Outstanding at beginning of period | $ / shares	$ 0.0289	$ 0.0289
Exercise Price Of Warrants Issued | $ / shares	0.0275	0.0275
Exercise Price Of Warrants Exercised | $ / shares
Exercise Price Of Warrants Expired | $ / shares	0.0500	0.0225
Excercise Price of Warrants Outstanding at end of period | $ / shares	$ 0.0272	$ 0.0289
Exercise Price Of WarrantsExercisable at end of period | $ / shares	0.0272	0.0289