Condensed Consolidated Balance Sheets [Parenthetical] (USD $)
In Thousands, except Per Share data, unless otherwise specified
Mar. 31, 2015
Dec. 31, 2014
Common stock, par value (in dollars per share) $ 0.001 $ 0.001
Common stock, shares authorized 300,000 300,000
Common stock, shares issued 94,536 93,905
Common stock, shares outstanding 94,536 93,905
Series A Preferred Stock [Member]    
Preferred stock, par value (in dollars per share) $ 0.0001 $ 0.0001
Preferred stock, shares authorized 1,000 1,000
Preferred stock, shares issued 1,000 1,000
Preferred stock, shares outstanding 1,000 1,000
Series B Preferred Stock [Member]    
Preferred stock, par value (in dollars per share) $ 0.0001 $ 0.0001
Preferred stock, shares authorized 500 500
Preferred stock, shares issued 500 500
Preferred stock, shares outstanding 500 500