Annual report pursuant to Section 13 and 15(d)

Related Party Transactions (Details 4)

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Related Party Transactions (Details 4) (Sirius XM Canada [Member], USD $)
In Thousands, unless otherwise specified
Dec. 31, 2012
Dec. 31, 2011
Sirius XM Canada [Member]
   
Related Party Transaction [Line Items]    
Carrying value of deferred revenue for NHL games $ 21,742 $ 24,517
Amounts due to Sirius XM Canada 0 1,804
Total current and long-term liabilities $ 21,742 $ 26,321