Quarterly report pursuant to Section 13 or 15(d)

Property and Equipment (Details Textual)

v2.4.0.6
Property and Equipment (Details Textual) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 9 Months Ended
Sep. 30, 2012
Sep. 30, 2011
Sep. 30, 2012
Satellites
Sep. 30, 2011
Property and equipment (Textual) [Abstract]        
Depreciation and amortization expense on property and equipment $ 53,373 $ 50,833 $ 158,706 $ 156,032
Number of owned satellites (in satellites)     9  
Capitalized expenditures, including interest $ 8,219 $ 16,875 $ 25,224 $ 67,576
Sirius system [Member]
       
Property and equipment (Textual) [Abstract]        
Number of owned satellites (in satellites)     4  
XM system [Member]
       
Property and equipment (Textual) [Abstract]        
Number of owned satellites (in satellites)     5  
Boeing Satellite Systems International [Member]
       
Property and equipment (Textual) [Abstract]        
Number of owned satellites (in satellites)     4  
Space Systems/Loral [Member]
       
Property and equipment (Textual) [Abstract]        
Number of owned satellites (in satellites)     5