Quarterly report pursuant to Section 13 or 15(d)

Intangible Assets (Details 1)

v2.4.0.6
Intangible Assets (Details 1)
 3 Months Ended
Mar. 31, 2012
SIRIUS FM-1 satellite [Member]
  
Years in which licenses expires  
Year in which our FCC license expires 2017
SIRIUS FM-2 satellite [Member]
  
Years in which licenses expires  
Year in which our FCC license expires 2017
SIRIUS FM-3 satellite [Member]
  
Years in which licenses expires  
Year in which our FCC license expires 2017
SIRIUS FM 4 satellite [Member]
  
Years in which licenses expires  
Year in which our FCC license expires 2017 [1]
SIRIUS FM-5 satellite [Member]
  
Years in which licenses expires  
Year in which our FCC license expires 2017
SIRIUS FM-6 satellite [Member]
  
Years in which licenses expires  
Year in which our FCC license expires    [2]
Intangible Assets (Textual) [Abstract]  
Expected FCC license expiration term (in years) 8 years
XM-1 satellite [Member]
  
Years in which licenses expires  
Year in which our FCC license expires 2014
XM-2 satellite [Member]
  
Years in which licenses expires  
Year in which our FCC license expires 2014
XM-3 satellite [Member]
  
Years in which licenses expires  
Year in which our FCC license expires 2013
XM-4 satellite [Member]
  
Years in which licenses expires  
Year in which our FCC license expires 2014
XM-5 satellite [Member]
  
Years in which licenses expires  
Year in which our FCC license expires 2018
[1] In 2010, we retired our FM-4 ground spare satellite. We still maintain the FCC license for this satellite.
[2] We hold an FCC license for our FM-6 satellite, which will expire eight years from when this satellite is launched and placed into operation.