Other Income, Net of Losses (Schedule of Other Income, Net of Losses) (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Other Nonoperating Income (Expense) [Abstract]
Late charges and other administrative fees	$ 38	$ 29	$ 75	$ 60
Remarketing fees	29	27	56	54
Income from equity-method investments	25	31	45	45
Gain on nonmarketable equity investments, net	3	99	2	103
Other, net	57	63	117	114
Total other income, net of losses	$ 152	$ 249	$ 295	$ 376