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)
$ in Millions
3 Months Ended 6 Months Ended
May 25, 2017
Jun. 30, 2020
USD ($)
Jun. 30, 2019
USD ($)
Jun. 30, 2020
USD ($)
item
Jun. 30, 2019
USD ($)
Investments in Affiliates Accounted for Using the Equity Method          
Share of earnings (losses) of affiliates, net   $ (193) $ 34 $ (255) $ 14
Sirius XM Holdings | Sirius XM Canada          
Investments in Affiliates Accounted for Using the Equity Method          
Due from related parties current assets   11   11  
Due to related parties current   2   2  
Revenue from related parties   $ 23 24 48 48
Gross Dividends       $ 1 $ 1
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%  
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   $ 122   $ 122  
Sirius XM Holdings | Sirius XM Canada | Maximum          
Investments in Affiliates Accounted for Using the Equity Method          
Gross Dividends   $ 1 $ 1    
Sirius XM Canada          
Investments in Affiliates Accounted for Using the Equity Method          
Number of previous shareholders who hold remainder of voting power | item       2