Segment Information (Details) - USD ($) $ in Millions	3 Months Ended								12 Months Ended
	Dec. 31, 2019	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Segment Information [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax									$ 155,900	$ 160,338	$ 156,776
Income/(loss) before income taxes	$ (2,436)	$ (19)	$ 205	$ 1,610	$ (17)	$ 1,094	$ 1,349	$ 1,919	(640)	4,345	8,159
Depreciation, Depletion and Amortization									10,493	9,385	9,241
Interest expense									5,409	5,157	4,364
Investment-related interest income									809	667	459
Equity in net income/(loss) of affiliated companies									32	123	1,201
Cash outflow for capital spending									7,632	7,785	7,049
cash, cash equivalents, marketable securities, and restricted cash	34,888				34,140				34,888	34,140	39,073
Total assets	258,537				256,540				258,537	256,540	258,496
Debt	600				600				600	600
Settlements of derivatives									114	(358)	(100)
Operating Segments | Automotive
Segment Information [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax									143,599	148,294	145,653
Income/(loss) before income taxes									4,926	5,422	8,084
Depreciation, Depletion and Amortization									6,798	5,368	4,963
Interest expense									0	0	0
Investment-related interest income									167	109	93
Equity in net income/(loss) of affiliated companies									(11)	95	1,169
Cash outflow for capital spending									7,481	7,677	7,001
cash, cash equivalents, marketable securities, and restricted cash	22,186				22,999				22,186	22,999	26,499
Total assets	101,348				100,105				101,348	100,105	103,573
Debt	14,678				13,547				14,678	13,547
Operating Segments | Mobility
Segment Information [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax									41	26	10
Income/(loss) before income taxes									(1,186)	(674)	(299)
Depreciation, Depletion and Amortization									29	16	0
Interest expense									0	0	0
Investment-related interest income									0	0	0
Equity in net income/(loss) of affiliated companies									12	0	0
Cash outflow for capital spending									99	60	3
cash, cash equivalents, marketable securities, and restricted cash	138				86				138	86	11
Total assets	1,034				558				1,034	558	96
Operating Segments | Ford Credit
Segment Information [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax									12,260	12,018	11,113
Income/(loss) before income taxes									2,998	2,627	2,310
Depreciation, Depletion and Amortization									3,666	4,001	4,278
Interest expense									4,389	3,929	3,174
Investment-related interest income									306	201	118
Equity in net income/(loss) of affiliated companies									31	28	32
Cash outflow for capital spending									52	48	45
cash, cash equivalents, marketable securities, and restricted cash	12,564				11,055				12,564	11,055	12,563
Total assets	160,697				161,678				160,697	161,678	160,594
Debt	140,029				140,066				140,029	140,066
Corporate Other
Segment Information [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax									0	0	0
Income/(loss) before income taxes									(359)	(373)	(457)
Depreciation, Depletion and Amortization									0	0	0
Interest expense									0	0	0
Investment-related interest income									336	357	248
Equity in net income/(loss) of affiliated companies									0	0	0
Cash outflow for capital spending									0	0	0
cash, cash equivalents, marketable securities, and restricted cash	0				0				0	0	0
Total assets	0				0				0	0	0
Adjustments (Segment Reconciling Items) | Interest on Debt
Segment Information [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax									0	0	0
Income/(loss) before income taxes									(1,020)	(1,228)	(1,190)
Depreciation, Depletion and Amortization									0	0	0
Interest expense									1,020	1,228	1,190
Investment-related interest income									0	0	0
Equity in net income/(loss) of affiliated companies									0	0	0
Cash outflow for capital spending									0	0	0
cash, cash equivalents, marketable securities, and restricted cash	0				0				0	0	0
Total assets	0				0				0	0	0
Adjustments (Segment Reconciling Items) | Special Items
Segment Information [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax									0	0	0
Income/(loss) before income taxes									(5,999)	(1,429)	(289)
Depreciation, Depletion and Amortization									0	0	0
Interest expense									0	0	0
Investment-related interest income									0	0	0
Equity in net income/(loss) of affiliated companies									0	0	0
Cash outflow for capital spending									0	0	0
cash, cash equivalents, marketable securities, and restricted cash	0				0				0	0	0
Total assets	0				0				0	0	0
Adjustments
Segment Information [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax									0	0	0
Income/(loss) before income taxes									0	0	0
Depreciation, Depletion and Amortization									0	0	0
Interest expense									0	0	0
Investment-related interest income									0	0	0
Equity in net income/(loss) of affiliated companies									0	0	0
Cash outflow for capital spending									0	0	0
cash, cash equivalents, marketable securities, and restricted cash	0				0				0	0	0
Total assets	$ (4,542)				$ (5,801)				$ (4,542)	$ (5,801)	$ (5,767)