Variable Interest Entities (Details) - USD ($) $ in Millions	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Variable Interest Entity [Line Items]
Restricted cash	$ 2,987	$ 2,967
Finance receivables	93,510	84,637
Lease related assets	31,586	30,582	$ 32,700
Secured debt	49,573	45,243
Securitization and Credit Facility VIE
Variable Interest Entity [Line Items]
Restricted cash	2,761	2,765
Finance receivables	55,456	46,648
Lease related assets	14,252	15,794
Secured debt	$ 49,646	$ 45,299