Other Income and Loss (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Net periodic pension and OPEB income/(cost), excluding service cost (Note 16)	$ 411	$ (2,494)	$ 1,336
Investment Income, Interest	1,540	1,567	639
Interest income/(expense) on income taxes	(21)	(16)	(23)
Net realized and unrealized gains/(losses) on cash equivalents, marketable securities, and other investments	(42)	(205)	(7,518)
Gains/(Losses) on changes in investments in affiliates	78	9	(147)
Royalty income	503	477	483
Other	(18)	59	80
Other income/(loss), net (Note 5)	$ 2,451	$ (603)	$ (5,150)
Defined Benefit Plan, Net Periodic Benefit Cost (Credit) Excluding Service Cost, Statement of Income or Comprehensive Income [Extensible Enumeration]	Other income/(loss), net (Note 5)	Other income/(loss), net (Note 5)	Other income/(loss), net (Note 5)
Rivian | Equity Securities
Net realized and unrealized gains/(losses) on cash equivalents, marketable securities, and other investments		$ (31)	$ (7,400)
Cash Equivalents, Marketable Securities, and Other Investments
Net realized and unrealized gains/(losses) on cash equivalents, marketable securities, and other investments	$ (42)	$ (205)	$ (7,518)