Leases - Schedule of Supplemental Cash Flow Information (Parenthetical) (Details) - USD ($) $ in Millions		12 Months Ended
		Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Schedule Of Lease Assets And Liabilities [Line Items]
Right-of-use assets non-cash transactions, operating leases	[1]	$ 456	$ 191	$ 541
Non Cash Transactions [Member]
Schedule Of Lease Assets And Liabilities [Line Items]
Right-of-use assets non-cash transactions, operating leases		451	344	557
Modification or Other Reassessment Events [Member]
Schedule Of Lease Assets And Liabilities [Line Items]
Right-of-use assets non-cash transactions, operating leases		$ 12	$ 143	$ 5

[1] This supplemental non-cash disclosure for ROU assets obtained in exchange for lease liabilities includes an increase in lease liabilities associated with obtaining new ROU assets of $451 million, $344 million and $557 million for the years ended December 31, 2023, 2022 and 2021, respectively, as well as adjustments to lease liabilities or ROU assets due to modification or other reassessment events, which resulted in an increase of $12 million, a decrease of $143 million and $5 million in lease liabilities for the years ended December 31, 2023, 2022 and 2021, respectively.