CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $) In Thousands, except Share data, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013
Current Assets:
Accounts receivable, net of allowance for doubtful accounts	$ 3	$ 3
Shareholders' equity:
Preferred stock, shares authorized	4,000,000	4,000,000
Series B convertible preferred , Par value	$ 0.01	$ 0.01
Series B convertible preferred, designated	750,000	750,000
Series B convertible preferred, shares issued	389,400	389,400
Series B convertible preferred, shares outstanding	239,400	239,400
Series B convertible preferred, liquidation preference	607	607
Common stock, par value	$ 0.01	$ 0.01
Common stock, shares authorized	150,000,000	150,000,000
Common stock, shares issued	93,513,854	87,555,317
Common stock, shares outstanding	93,507,150	87,548,613
Treasury stock, shares	6,704	6,704