Segment Information (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018	Dec. 31, 2018
Segment Information
Revenues	$ 38,853	$ 38,920	$ 79,195	$ 80,879
Income/(loss) before income taxes	205	1,349	1,815	3,268
Equity in net income/(loss) of affiliated companies	87	60	112	284
Cash, cash equivalents, marketable securities, and restricted cash	38,237	36,669	38,237	36,669
Total assets	262,184	258,079	262,184	258,079	$ 256,540
Operating Segments | Automotive
Segment Information
Revenues	35,758	35,905	72,997	74,917
Income/(loss) before income taxes	1,373	1,157	3,382	2,889
Equity in net income/(loss) of affiliated companies	72	54	89	272
Cash, cash equivalents, marketable securities, and restricted cash	23,106	25,108	23,106	25,108
Total assets	102,641	103,306	102,641	103,306
Operating Segments | Mobility
Segment Information
Revenues	6	6	12	10
Income/(loss) before income taxes	(264)	(181)	(552)	(283)
Equity in net income/(loss) of affiliated companies	7	0	9	0
Cash, cash equivalents, marketable securities, and restricted cash	142	50	142	50
Total assets	1,153	470	1,153	470
Operating Segments | Ford Credit
Segment Information
Revenues	3,089	3,009	6,186	5,952
Income/(loss) before income taxes	831	645	1,632	1,286
Equity in net income/(loss) of affiliated companies	8	6	14	12
Cash, cash equivalents, marketable securities, and restricted cash	14,989	11,511	14,989	11,511
Total assets	163,141	158,604	163,141	158,604
Corporate Other
Segment Information
Revenues	0	0	0	0
Income/(loss) before income taxes	(286)	71	(361)	(15)
Equity in net income/(loss) of affiliated companies	0	0	0	0
Cash, cash equivalents, marketable securities, and restricted cash	0	0	0	0
Total assets	0	0	0	0
Interest on Debt | Adjustments
Segment Information
Revenues	0	0	0	0
Income/(loss) before income taxes	(244)	(301)	(489)	(590)
Equity in net income/(loss) of affiliated companies	0	0	0	0
Cash, cash equivalents, marketable securities, and restricted cash	0	0	0	0
Total assets	0	0	0	0
Special Items | Adjustments
Segment Information
Revenues	0	0	0	0
Income/(loss) before income taxes	(1,205)	(42)	(1,797)	(19)
Equity in net income/(loss) of affiliated companies	0	0	0	0
Cash, cash equivalents, marketable securities, and restricted cash	0	0	0	0
Total assets	0	0	0	0
Adjustments | Adjustments
Segment Information
Revenues	0	0	0	0
Income/(loss) before income taxes	0	0	0	0
Equity in net income/(loss) of affiliated companies	0	0	0	0
Cash, cash equivalents, marketable securities, and restricted cash	0	0	0	0
Total assets	$ (4,751)	$ (4,301)	$ (4,751)	$ (4,301)