Subsequent Event (Details Textual) (USD $) In Thousands, except Share data, unless otherwise specified	1 Months Ended
	Mar. 31, 2015	Feb. 28, 2015	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012	Mar. 24, 2015
Subsequent Event [Line Items]
Number of common shares callable by warrants				3,583,000
Warrants Weighted Average Exercise Price			$ 0.0284	$ 0.0289	$ 0.0269
Subsequent Event [Member]
Subsequent Event [Line Items]
Subsequent Event, Date	Mar. 24, 2015	Feb. 23, 2015
Subsequent Event, Description	the Company entered into subscription agreements with certain investors	the Company and the Lender mutually agreed to terminate the Credit Agreement
Preferred Units, Issued						1,233,000
Share Price						$ 1.00
Aggregate purchase price	$ 1,233
Preferred Units, Description	Each Unit consists of one (1) share of the Company Series D-1 Preferred Stock and one (1) warrant to purchase 22.22 shares of the Company Common Stock
Number of common shares callable by warrants						27,400,000
Subsequent Event [Member] | Common Stock Warrants [Member]
Subsequent Event [Line Items]
Preferred Units, Components						1
Number of common shares callable by each warrant						22.22
Warrants Weighted Average Exercise Price						$ 0.0225
Exercise period of warrants	3 years
Subsequent Event [Member] | Series D One Preferred Stock [Member]
Subsequent Event [Line Items]
Preferred Units, Components						1
Preferred stock initial conversion price						$ 0.0225