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Basis of Presentation - Schedule of Cash, Cash Equivalents and Restricted Cash (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022	Dec. 31, 2022	Dec. 31, 2021
Cash and Cash Equivalents [Line Items]
Cash and cash equivalents	$ 2,234		$ 2,605
Restricted cash:
Restricted cash, current	1,509		1,343
Restricted cash, noncurrent	164		163
Cash, cash equivalents and restricted cash	3,907	$ 3,232	$ 4,111	$ 4,161
Increase (decrease) in cash, cash equivalents, restricted cash and assets held for sale	(204)	$ (929)
Cash and cash equivalents
Restricted cash:
Increase (decrease) in cash, cash equivalents, restricted cash and assets held for sale	(371)
Prepaid expenses and other
Restricted cash:
Increase (decrease) in cash, cash equivalents, restricted cash and assets held for sale	166
Other assets
Restricted cash:
Increase (decrease) in cash, cash equivalents, restricted cash and assets held for sale	$ 1