Summary of Significant Accounting Policies - Schedule of Disaggregation of Revenue by Major Source (Parenthetical) (Details) - Automotive [Member] - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Automotive Sales With Resale Value Guarantee Price Adjustments [Member]
Disaggregation Of Revenue [Line Items]
Revenues	$ 365	$ 72	$ 555
Automotive Sales with Resale Value Guarantee [Member]
Disaggregation Of Revenue [Line Items]
Revenues	$ 939	$ 551	$ 146