Debt Under Vehicle Programs and Borrowing Arrangements (Narrative) (Details) - USD ($) $ in Millions	9 Months Ended
Sep. 30, 2024	Dec. 31, 2023
Debt Instrument [Line Items]
Debt under vehicle programs	$ 17,893	$ 18,937
Repurchase Facility
Debt Instrument [Line Items]
Debt under vehicle programs	$ 116
Interest rate	6.64%
Securities pledged as collateral	$ 195

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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+ Details