CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $) In Thousands, except Share data, unless otherwise specified	Mar. 31, 2015	Dec. 31, 2014
Current Assets:
Accounts receivable, net of allowance for doubtful accounts	$ 3	$ 3
Shareholders' deficit:
Preferred stock, shares authorized	4,000,000
Common stock, par value	$ 0.01
Common stock, shares authorised	150,000,000
Common stock, shares issued	93,665,353	93,513,854
Common stock, shares outstanding	93,658,649	93,507,150
Treasury stock, shares	6,704
Series B Preferred Stock [Member]
Shareholders' deficit:
Preferred stock, shares authorized	750,000
Preferred stock, Par value	$ 0.01
Preferred stock, shares issued	389,400	239,400
Preferred stock, shares outstanding	389,400	239,400
Preferred stock, liquidation preference	620	607
Series E Preferred Stock [Member]
Shareholders' deficit:
Preferred stock, shares authorized	12,000
Preferred stock, Par value	$ 0.01
Preferred stock, shares issued	12,000	0
Preferred stock, shares outstanding	12,000	0
Preferred stock, liquidation preference	$ 12,000	$ 0