Fair Value Measurement of Assets and Liabilities - Assets Measured Valued Using Unobservable Inputs (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Fair Value, Asset, Recurring Basis, Unobservable Input Reconciliation, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration]	Gain (loss) on equity investments and warrant, net	Gain (loss) on equity investments and warrant, net
Fair Value, Measurements, Recurring | Significant Unobservable Inputs (Level 3) | Warrant
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Opening balance at beginning of period	$ 444	$ 1,051
Exercise of options under warrant	0	(961)
Change in fair value	(230)	354
Closing balance at end of period	$ 214	$ 444