Other Income, Net of Losses (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Other Nonoperating Income (Expense) [Abstract]
Late charges and other administrative fees	$ 49	$ 50	$ 150	$ 145
Remarketing fees	28	27	88	91
Income from equity-method investments	10	8	14	5
Loss on nonmarketable equity investments, net	0	0	(9)	(11)
Other, net	89	67	248	201
Total other income, net of losses	$ 176	$ 152	$ 491	$ 431