Quarterly report pursuant to Section 13 or 15(d)

Debt - Additional Information (Details)

v3.20.2
Debt - Additional Information (Details)
$ in Millions
6 Months Ended
Jun. 30, 2020
USD ($)
Dec. 31, 2019
USD ($)
Jun. 30, 2019
USD ($)
Senior Secured Revolving Credit Facility      
Debt Instrument [Line Items]      
Maximum consolidated leverage ratio 5.0    
Carrying value $ 0 $ 0  
Senior Notes | 1.75% Senior Notes Due 2020      
Debt Instrument [Line Items]      
Stated interest rate (as a percent) 1.75% 1.75%  
Shares issued (shares per thousand dollars) 0.0886    
Carrying value $ 1 $ 1  
Senior Notes | 1.75% Senior Notes Due 2023      
Debt Instrument [Line Items]      
Stated interest rate (as a percent) 1.75% 1.75%  
Shares issued (shares per thousand dollars) 0.1520    
Carrying value $ 166 $ 163  
Pandora | Senior Notes | 1.75% Senior Notes Due 2020      
Debt Instrument [Line Items]      
Carrying value     $ 151