Stockholders' Equity (Details2) (Series A Convertible Preferred Stock, USD $)
In Millions, except Share data, unless otherwise specified
3 Months Ended 1 Months Ended
Mar. 31, 2015
Mar. 31, 2014
Jan. 31, 2013
Dec. 31, 2014
Stockholders' Equity        
Preferred stock par value $ 0.001     $ 0.001
Preferred dividend percentage 5.00%      
Liquidation preference per share $ 1,000      
Preferred Stock dividend declared $ 1.0 $ 1.0    
Preferred stock conversion price per share $ 26.17      
Shares of common stock into which the preferred stock could be converted 3,100,000      
Price of common stock to trigger redemption option $ 45.80      
Consecutive trading days for threshold stock price to trigger the redemption option 30 days      
Cerberus Agreement | Cerberus Parties | Geo Eye Inc
       
Stockholders' Equity        
Preferred stock, shares issued     80,000  
Citigroup Global Markets, Inc. | Cerberus Parties        
Stockholders' Equity        
Preferred shares transferred 80,000