Quarterly report pursuant to Section 13 or 15(d)

Acquisitions - Narrative (Details)

v3.20.2
Acquisitions - Narrative (Details)
$ in Millions
3 Months Ended 9 Months Ended
Jun. 16, 2020
USD ($)
Feb. 01, 2019
USD ($)
Sep. 30, 2019
USD ($)
Sep. 30, 2019
USD ($)
Sep. 30, 2020
USD ($)
Dec. 31, 2019
USD ($)
Feb. 14, 2019
Business Acquisition [Line Items]              
Goodwill         $ 3,860 $ 3,843  
Simplecast              
Business Acquisition [Line Items]              
Consideration for acquisition $ 28            
Goodwill 17            
Amortizable intangible assets acquired 12            
Deferred tax liabilities acquired 1            
Simplecast | Maximum              
Business Acquisition [Line Items]              
Other assets acquired $ 1            
Pandora              
Business Acquisition [Line Items]              
Consideration for acquisition   $ 2,879          
Consideration of common stock and replacement equity awards for pre-combination service   $ 2,355          
Exchange ratio (in shares per share)   1.44          
Sirius XM’s Pandora preferred stock investment (related party fair value instrument) canceled   $ 524          
Acquisition of business, net of cash acquired   $ 313          
Acquisition and restructuring costs     $ 0 $ 83      
Revenue     447 1,139      
Net loss     $ 47 $ 225      
Senior Notes | 1.75% Senior Notes Due 2020              
Business Acquisition [Line Items]              
Stated interest rate (as a percent)         1.75% 1.75%  
Senior Notes | 1.75% Senior Notes Due 2020 | Pandora              
Business Acquisition [Line Items]              
Stated interest rate (as a percent)         1.75%   1.75%
Senior Notes | 1.75% Senior Notes Due 2023              
Business Acquisition [Line Items]              
Stated interest rate (as a percent)         1.75% 1.75%