Cash, Cash Equivalents, and Marketable Securities Debt Securities in Unrealized Loss Position (Details) - Company excluding Ford Credit - Operating Segments - USD ($) $ in Millions	Sep. 30, 2023	Dec. 31, 2022
Debt Securities, Available-for-sale [Line Items]
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months	$ 4,769	$ 9,012
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss	(58)	(172)
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer	8,831	6,344
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss	(414)	(430)
Debt Securities, Available-for-sale, Unrealized Loss Position	13,600	15,356
Debt Securities, Available-for-sale, Unrealized Loss Position, Accumulated Loss	(472)	(602)
U.S. government
Debt Securities, Available-for-sale [Line Items]
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months	1,014	2,860
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss	(19)	(52)
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer	2,939	1,570
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss	(100)	(93)
Debt Securities, Available-for-sale, Unrealized Loss Position	3,953	4,430
Debt Securities, Available-for-sale, Unrealized Loss Position, Accumulated Loss	(119)	(145)
U.S. government agencies
Debt Securities, Available-for-sale [Line Items]
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months	290	707
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss	(3)	(14)
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer	1,348	1,658
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss	(87)	(105)
Debt Securities, Available-for-sale, Unrealized Loss Position	1,638	2,365
Debt Securities, Available-for-sale, Unrealized Loss Position, Accumulated Loss	(90)	(119)
Non-U.S. government and agencies
Debt Securities, Available-for-sale [Line Items]
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months	304	751
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss	(4)	(23)
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer	1,760	1,271
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss	(104)	(109)
Debt Securities, Available-for-sale, Unrealized Loss Position	2,064	2,022
Debt Securities, Available-for-sale, Unrealized Loss Position, Accumulated Loss	(108)	(132)
Corporate debt
Debt Securities, Available-for-sale [Line Items]
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months	3,000	4,571
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss	(31)	(79)
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer	2,644	1,737
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss	(118)	(118)
Debt Securities, Available-for-sale, Unrealized Loss Position	5,644	6,308
Debt Securities, Available-for-sale, Unrealized Loss Position, Accumulated Loss	(149)	(197)
Other marketable securities
Debt Securities, Available-for-sale [Line Items]
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months	161	123
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss	(1)	(4)
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer	140	108
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss	(5)	(5)
Debt Securities, Available-for-sale, Unrealized Loss Position	301	231
Debt Securities, Available-for-sale, Unrealized Loss Position, Accumulated Loss	$ (6)	$ (9)