Stockholders' Equity (Details Textual 1) (USD $) In Thousands, except Share data, unless otherwise specified	12 Months Ended				12 Months Ended		12 Months Ended		1 Months Ended		12 Months Ended			12 Months Ended			12 Months Ended		1 Months Ended		1 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2013 Series A Preferred Stock [Member]	Dec. 31, 2012 Series A Preferred Stock [Member]	Dec. 31, 2012 Series B Preferred Stock [Member]	Dec. 31, 2013 Series B Preferred Stock [Member]	Dec. 31, 2013 Series C Preferred Stock [Member]	Dec. 31, 2012 Series C Preferred Stock [Member]	Dec. 31, 2013 Series D Preferred Stock [Member]	May 31, 2013 Series D Preferred Stock [Member]	Dec. 31, 2013 Series D One Preferred Stock [Member]	Dec. 31, 2012 Series D One Preferred Stock [Member]	May 31, 2013 Series D One Preferred Stock [Member]	Dec. 31, 2013 Series D Two Preferred Stock [Member]	Dec. 31, 2012 Series D Two Preferred Stock [Member]	May 31, 2013 Series D Two Preferred Stock [Member]	Dec. 31, 2013 Series D Two Preferred Stock For Cash [Member]	Dec. 31, 2012 Series D Two Preferred Stock For Cash [Member]	Apr. 30, 2012 April Two Thousand Twelve Note And Warrant Purchase Agreement [Member]	Apr. 23, 2012 April Two Thousand Twelve Note And Warrant Purchase Agreement [Member]	Mar. 31, 2011 Settlement of the Indemnification Claim [Member] Series C Preferred Stock [Member]	Nov. 30, 2012 Series D Financing [Member]
Stockholders' Equity [Abstract]
Treasury Stock, Value	$ 325	$ 325
Treasury Stock, Shares	6,500,000	6,500,000
Subsidiary, Sale of Stock [Line Items]
Preferred Stock, Shares Authorized			2,000,000	2,000,000	14,000,000	14,000,000	9,000,000	9,000,000			6,000,000	6,000,000		9,000,000	9,000,000
Preferred Stock Shares Authorized Initially												3,000,000			8,000,000
Preferred stock converted into common shares during period, shares					140,000		100,000	39,000
Common shares issued in connection with the conversion of preferred shares, shares					140,000
Sale of Stock, Number of Shares Issued in Transaction											607,000			303,000							278,000
Stock Issued During Period, Value, New Issues	29	212																			417
Accretion of Beneficial Conversion Feature on Series C Preferred Shares issued in settlement of the indemnification claim								417													417
Proceeds from sale of stock, net									870
Number of common shares, reserved for issuance upon exercise of outstanding warrants	77,155,000
Conversion of short-term debt and accrued interest, net of offering costs									1,179										1,057			3,099
Offering expenses												76			114		13	115	17			190
Purchase price per share for the shares sold in private placement																		$ 1.00		$ 1.00
Preferred Units, Issued										230,000
Preferred Units, Components													1			4
Shares issued in debt conversion											786,000			393,000
Administrative fee paid to SG Phoenix									40
Number of contingent warrants									87,352,000
Debt Instrument, Convertible, Beneficial Conversion Feature								$ 417	$ 919		$ 929	$ 1,110		$ 68
Stock Issued During Period, Shares, Private Placement For Cash																		1,082,000