Quarterly report pursuant to Section 13 or 15(d)

Related Party Transactions - Summary of Related Party Balances (Details)

v3.19.1
Related Party Transactions - Summary of Related Party Balances (Details) - USD ($)
$ in Millions
Mar. 31, 2019
Dec. 31, 2018
Related Party Transaction [Line Items]    
Related party current assets $ 12 $ 11
Related party long-term assets 448 960
Related party current liabilities 4 4
Related party long-term liabilities 3 4
Equity Method Investee | Sirius XM Canada    
Related Party Transaction [Line Items]    
Related party current assets 12 11
Related party long-term assets 448 437
Related party current liabilities 4 4
Related party long-term liabilities $ 3 $ 4