| 
           Property and Equipment (Details 1) (USD $) 
        In Thousands, unless otherwise specified  | 
        
           Sep. 30, 2014 
         | 
        
           Dec. 31, 2013 
         | 
      
|---|---|---|
| Construction in progress | ||
| Construction in progress | $ 147,650 | $ 103,148 | 
| 
           Satellite system [Member] 
         | 
        ||
| Construction in progress | ||
| Construction in progress | 12,912 | 11,879 | 
| 
           Terrestrial repeater network [Member] 
         | 
        ||
| Construction in progress | ||
| Construction in progress | 46,554 | 30,078 | 
| 
           Capitalized software [Member] 
         | 
        ||
| Construction in progress | ||
| Construction in progress | 73,050 | 39,924 | 
| 
           Other [Member] 
         | 
        ||
| Construction in progress | ||
| Construction in progress | $ 15,134 | $ 21,267 | 
| X | ||||||||||
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- Details 
          
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- Definition 
          Amount of structure or a modification to a structure under construction. Includes recently completed structures or modifications to structures that have not been placed into service. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
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