Revenue - Disaggregation of Revenue from Contract with Customer by Products and Services (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017
Disaggregation of Revenue [Line Items]
Revenue, excluding assessed tax	$ 37,666	$ 36,451	$ 118,545	$ 115,450
Vehicles, parts, and accessories
Disaggregation of Revenue [Line Items]
Revenue, excluding assessed tax	33,352	32,401	105,338	103,143
Used Vehicles [Member]
Disaggregation of Revenue [Line Items]
Revenue, excluding assessed tax	620	606	2,203	2,187
Extended service contracts
Disaggregation of Revenue [Line Items]
Revenue, excluding assessed tax	333	314	990	921
Other revenue
Disaggregation of Revenue [Line Items]
Revenue, excluding assessed tax	262	255	814	789
Revenues from sales and services
Disaggregation of Revenue [Line Items]
Revenue, excluding assessed tax	34,567	33,576	109,345	107,040
Leasing income
Disaggregation of Revenue [Line Items]
Revenue, excluding assessed tax	1,617	1,523	4,737	4,502
Financing income
Disaggregation of Revenue [Line Items]
Revenue, excluding assessed tax	1,443	1,314	4,340	3,788
Insurance income
Disaggregation of Revenue [Line Items]
Revenue, excluding assessed tax	39	38	123	120
Operating Segments [Member] | Automotive
Disaggregation of Revenue [Line Items]
Revenue, excluding assessed tax	34,660	33,646	109,577	107,234
Operating Segments [Member] | Automotive | Vehicles, parts, and accessories
Disaggregation of Revenue [Line Items]
Revenue, excluding assessed tax	33,352	32,401	105,338	103,143
Operating Segments [Member] | Automotive | Used Vehicles [Member]
Disaggregation of Revenue [Line Items]
Revenue, excluding assessed tax	620	606	2,203	2,187
Operating Segments [Member] | Automotive | Extended service contracts
Disaggregation of Revenue [Line Items]
Revenue, excluding assessed tax	333	314	990	921
Operating Segments [Member] | Automotive | Other revenue
Disaggregation of Revenue [Line Items]
Revenue, excluding assessed tax	201	197	630	623
Operating Segments [Member] | Automotive | Revenues from sales and services
Disaggregation of Revenue [Line Items]
Revenue, excluding assessed tax	34,506	33,518	109,161	106,874
Operating Segments [Member] | Automotive | Leasing income
Disaggregation of Revenue [Line Items]
Revenue, excluding assessed tax	154	128	416	360
Operating Segments [Member] | Automotive | Financing income
Disaggregation of Revenue [Line Items]
Revenue, excluding assessed tax	0	0	0	0
Operating Segments [Member] | Automotive | Insurance income
Disaggregation of Revenue [Line Items]
Revenue, excluding assessed tax	0	0	0	0
Operating Segments [Member] | Mobility Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue, excluding assessed tax	8	3	18	7
Operating Segments [Member] | Mobility Segment [Member] | Vehicles, parts, and accessories
Disaggregation of Revenue [Line Items]
Revenue, excluding assessed tax	0	0	0	0
Operating Segments [Member] | Mobility Segment [Member] | Used Vehicles [Member]
Disaggregation of Revenue [Line Items]
Revenue, excluding assessed tax	0	0	0	0
Operating Segments [Member] | Mobility Segment [Member] | Extended service contracts
Disaggregation of Revenue [Line Items]
Revenue, excluding assessed tax	0	0	0	0
Operating Segments [Member] | Mobility Segment [Member] | Other revenue
Disaggregation of Revenue [Line Items]
Revenue, excluding assessed tax	8	3	18	7
Operating Segments [Member] | Mobility Segment [Member] | Revenues from sales and services
Disaggregation of Revenue [Line Items]
Revenue, excluding assessed tax	8	3	18	7
Operating Segments [Member] | Mobility Segment [Member] | Leasing income
Disaggregation of Revenue [Line Items]
Revenue, excluding assessed tax	0	0	0	0
Operating Segments [Member] | Mobility Segment [Member] | Financing income
Disaggregation of Revenue [Line Items]
Revenue, excluding assessed tax	0	0	0	0
Operating Segments [Member] | Mobility Segment [Member] | Insurance income
Disaggregation of Revenue [Line Items]
Revenue, excluding assessed tax	0	0	0	0
Operating Segments [Member] | Ford Credit [Member]
Disaggregation of Revenue [Line Items]
Revenue, excluding assessed tax	2,998	2,802	8,950	8,209
Operating Segments [Member] | Ford Credit [Member] | Vehicles, parts, and accessories
Disaggregation of Revenue [Line Items]
Revenue, excluding assessed tax	0	0	0	0
Operating Segments [Member] | Ford Credit [Member] | Used Vehicles [Member]
Disaggregation of Revenue [Line Items]
Revenue, excluding assessed tax	0	0	0	0
Operating Segments [Member] | Ford Credit [Member] | Extended service contracts
Disaggregation of Revenue [Line Items]
Revenue, excluding assessed tax	0	0	0	0
Operating Segments [Member] | Ford Credit [Member] | Other revenue
Disaggregation of Revenue [Line Items]
Revenue, excluding assessed tax	53	55	166	159
Operating Segments [Member] | Ford Credit [Member] | Revenues from sales and services
Disaggregation of Revenue [Line Items]
Revenue, excluding assessed tax	53	55	166	159
Operating Segments [Member] | Ford Credit [Member] | Leasing income
Disaggregation of Revenue [Line Items]
Revenue, excluding assessed tax	1,463	1,395	4,321	4,142
Operating Segments [Member] | Ford Credit [Member] | Financing income
Disaggregation of Revenue [Line Items]
Revenue, excluding assessed tax	1,443	1,314	4,340	3,788
Operating Segments [Member] | Ford Credit [Member] | Insurance income
Disaggregation of Revenue [Line Items]
Revenue, excluding assessed tax	$ 39	$ 38	$ 123	$ 120