Quarterly report pursuant to Section 13 or 15(d)

Investments In Affiliates Accounted For Using The Equity Method - Sirius XM Canada (Details)

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Investments In Affiliates Accounted For Using The Equity Method - Sirius XM Canada (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
May 25, 2017
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Dec. 31, 2020
Live Nation | Maximum [Member]            
Investments in Affiliates Accounted for Using the Equity Method            
Percentage ownership           100.00%
SIRIUS XM Holdings | Sirius XM Canada            
Investments in Affiliates Accounted for Using the Equity Method            
Due from related parties current assets   $ 10   $ 10    
Revenue from related parties   $ 26 $ 25 $ 76 $ 73  
SIRIUS XM Holdings | Sirius XM Canada            
Investments in Affiliates Accounted for Using the Equity Method            
Percentage ownership   70.00%   70.00%    
Equity Method Investment Voting Interest       33.00%    
Gross Dividends       $ 1 $ 1  
SIRIUS XM Holdings | Sirius XM Canada | Services Agreement            
Investments in Affiliates Accounted for Using the Equity Method            
Related party transaction agreement term 30 years          
Gross revenue percentage       25.00%    
SIRIUS XM Holdings | Sirius XM Canada | Advisory Services Agreement            
Investments in Affiliates Accounted for Using the Equity Method            
Related party transaction agreement term 30 years          
Gross revenue percentage       5.00%    
SIRIUS XM Holdings | Sirius XM Canada | Related Party 7.62% Loan            
Investments in Affiliates Accounted for Using the Equity Method            
Notes receivable, related parties, non current   $ 121   $ 121    
SIRIUS XM Holdings | Sirius XM Canada | Maximum [Member]            
Investments in Affiliates Accounted for Using the Equity Method            
Gross Dividends   $ 1 $ 1