v3.19.3.a.u2
CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($)
$ in Millions
Dec. 31, 2019
Dec. 31, 2018
Statement of Financial Position [Abstract]    
Allowance for accounts receivable $ 34 $ 34
Par value (in dollars per share) $ 0.00001 $ 0.00001
Preferred share authorized (in shares) 0 946,246,000
Preferred shares issued (in shares) 0 903,607,000
Preferred shares outstanding (in shares) 0 903,607,000
Aggregate liquidation preference $ 0 $ 14
Common stock par value (in dollars per share) $ 0.00001 $ 0.00001
Common stock shares authorized (in shares) 5,000,000,000 2,696,114,000
Common stock shares issued (in shares) 1,716,681,000 457,189,000
Common stock shares outstanding (in shares) 1,716,681,000 457,189,000