Annual report pursuant to Section 13 and 15(d)

Benefit Plans - Stock Options Activity Under Share-Based Payment Plans (Details)

v3.19.3.a.u2
Benefit Plans - Stock Options Activity Under Share-Based Payment Plans (Details) - Employees and Non Employee Stock Option - USD ($)
$ / shares in Units, shares in Millions, $ in Millions
 12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Options      
Outstanding as of beginning of period (in shares) 243 280 333
Options granted in connection with Pandora Acquisition (in shares) 7    
Granted (in shares) 15 32 26
Exercised (in shares) (53) (65) (73)
Forfeited, cancelled or expired (in shares) (4) (4) (6)
Outstanding as of end of period (in shares) 208 243 280
Exercisable (in shares) 148    
Weighted- Average Exercise Price Per Share      
Outstanding as of beginning of period (in dollars per share) $ 4.22 $ 3.76 $ 3.50
Options granted in connection with Pandora Acquisition (in dollars per share) 3.85    
Granted (in dollars per share) 6.10 6.59 5.49
Exercised (in dollars per share) 3.65 3.35 3.21
Forfeited, cancelled or expired (in dollars per share) 5.58 4.76 4.07
Outstanding as of end of period (in dollars per share) 4.46 $ 4.22 $ 3.76
Exercisable (in dollars per share) $ 3.96    
Weighted- Average Remaining Contractual Term (Years)      
Outstanding 5 years 6 months 29 days    
Exercisable 4 years 9 months 7 days    
Aggregate Intrinsic Value      
Outstanding $ 560    
Exercisable $ 472