Supplementary Financial Information - Cash Equivalents and Restricted Cash (Details) - USD ($) $ in Millions	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Supplemental Financial Information [Abstract]
Cash and cash equivalents	$ 519	$ 1,045
Litigation deposits in Brazil	27	39
Escrow and cash collections related to secured borrowings and receivable sales	49	54
Other restricted cash	22	1
Total Restricted cash	98	94
Cash, cash equivalents and restricted cash	$ 617	$ 1,139	$ 1,909	$ 2,691