Quarterly report pursuant to Section 13 or 15(d)

Property and Equipment (Details 2)

v2.4.0.6
Property and Equipment (Details 2)
 3 Months Ended
Mar. 31, 2013
SIRIUS FM-1 [Member]
  
Summary of orbiting satellites  
Orbiting satellites, year delivered 2000
Orbiting satellites, estimated end of depreciable life 2013
SIRIUS FM-2 [Member]
  
Summary of orbiting satellites  
Orbiting satellites, year delivered 2000
Orbiting satellites, estimated end of depreciable life 2013
SIRIUS FM-3 [Member]
  
Summary of orbiting satellites  
Orbiting satellites, year delivered 2000
Orbiting satellites, estimated end of depreciable life 2015
SIRIUS FM-5 [Member]
  
Summary of orbiting satellites  
Orbiting satellites, year delivered 2009
Orbiting satellites, estimated end of depreciable life 2024
XM-1 [Member]
  
Summary of orbiting satellites  
Orbiting satellites, year delivered 2001 [1]
Orbiting satellites, estimated end of depreciable life 2013 [1]
XM-2 [Member]
  
Summary of orbiting satellites  
Orbiting satellites, year delivered 2001 [1]
Orbiting satellites, estimated end of depreciable life 2013 [1]
XM-3 [Member]
  
Summary of orbiting satellites  
Orbiting satellites, year delivered 2005
Orbiting satellites, estimated end of depreciable life 2020
XM-4 [Member]
  
Summary of orbiting satellites  
Orbiting satellites, year delivered 2006
Orbiting satellites, estimated end of depreciable life 2021
XM-5 [Member]
  
Summary of orbiting satellites  
Orbiting satellites, year delivered 2010
Orbiting satellites, estimated end of depreciable life 2025
[1] Satellite was fully depreciated as of March 31, 2013.