Other Income, Net of Losses (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Other Nonoperating Income (Expense) [Abstract]
Late charges and other administrative fees	$ 47	$ 48	$ 101	$ 95
Remarketing fees	30	31	60	64
Income (loss) from equity-method investments	12	15	4	(3)
Loss on nonmarketable equity investments, net	(11)	0	(9)	(11)
Other, net	87	71	159	134
Total other income, net of losses	$ 165	$ 165	$ 315	$ 279