CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $) In Thousands, except Per Share data, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Preferred stock, par value	$ 0.001	$ 0.001
Preferred Stock, Shares Authorized	10,000,000	10,000,000
Preferred stock, shares issued	373,355	373,355
Preferred stock, shares outstanding	373,355	373,355
Preferred stock, Liquidation value	$ 2,871
Common stock, par value	$ 0.001	$ 0.001
Common stock, shares authorized	500,000,000	500,000,000
Common Stock, Shares, Issued	78,226,416	66,408,694
Common stock, shares outstanding	78,207,207	66,389,485
Treasury stock, shares	19,209	19,209