Consolidated Balance Sheets [Parenthetical] (USD $) In Thousands, except Share data, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2013 Series C Convertible Preferred Stock [Member]	Dec. 31, 2012 Series C Convertible Preferred Stock [Member]	Dec. 31, 2013 Series D Convertible Preferred Stock [Member]	Dec. 31, 2012 Series D Convertible Preferred Stock [Member]
Allowance for Doubtful Accounts Receivable, Current (in dollars)	$ 0
Convertible preferred stock, par value (in dollars per share)			$ 0.01	$ 0.01	$ 0.01	$ 0.01
Convertible preferred stock, shares authorized			27,000	27,000	25,000	25,000
Convertible preferred stock, shares issued			4,816	4,840	3,481	3,481
Convertible preferred stock, shares outstanding			4,816	4,840	3,481	3,481
Convertible preferred stock, liquidation value (in dollars)			$ 4,816	$ 4,840	$ 348	$ 348
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorized	5,000,000,000	5,000,000,000
Common stock, shares issued	4,984,827,279	2,106,035,882
Common stock, shares outstanding	4,984,827,279	2,106,035,882
Treasury stock, shares	2,012	2,012