Segment Information (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020	Dec. 31, 2020
Segment Information
Revenues	$ 36,228	$ 34,320
Income/(loss) before income taxes	3,942	(1,146)
Equity in net income/(loss) of affiliated companies	79	(41)
Total assets	260,819	264,150	$ 267,261
Operating Segments | Automotive
Segment Information
Revenues	33,554	31,342
Income/(loss) before income taxes	3,403	(154)
Equity in net income/(loss) of affiliated companies	174	(47)
Total assets	65,633	62,818
Operating Segments | Mobility
Segment Information
Revenues	11	11
Income/(loss) before income taxes	(197)	(285)
Equity in net income/(loss) of affiliated companies	(59)	0
Total assets	3,612	378
Operating Segments | Ford Credit
Segment Information
Revenues	2,663	2,967
Income/(loss) before income taxes	962	30
Equity in net income/(loss) of affiliated companies	5	6
Total assets	146,349	156,451
Corporate Other
Segment Information
Revenues	0	0
Income/(loss) before income taxes	648	(223)
Equity in net income/(loss) of affiliated companies	1	0
Total assets	46,492	47,308
Interest on Debt | Adjustments
Segment Information
Revenues	0	0
Income/(loss) before income taxes	(473)	(227)
Equity in net income/(loss) of affiliated companies	0	0
Total assets	0	0
Special Items | Adjustments
Segment Information
Revenues	0	0
Income/(loss) before income taxes	(401)	(287)
Equity in net income/(loss) of affiliated companies	(42)	0
Total assets	0	0
Adjustments | Adjustments
Segment Information
Revenues	0	0
Income/(loss) before income taxes	0	0
Equity in net income/(loss) of affiliated companies	0	0
Total assets	$ (1,267)	$ (2,805)