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Employee Separation Actions and Exit and Disposal Activities Global Redesign (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019	Jul. 31, 2019	Jun. 30, 2019
Operating Segments \| Automotive
Restructuring Reserve
Beginning balance	$ 524	$ 929	$ 734	$ 291
Changes in accruals (a)	109	173	203	1,181
Payments	(105)	(334)	(376)	(692)
Foreign currency translation	11	(39)	(22)	(51)
Ending balance	539	729	539	729
Global Redesign \| Pension Costs
Restructuring Reserve
Restructuring Charges	92	49	167	244
Global Redesign \| Accelerated depreciation
Restructuring Reserve
Restructuring Charges	64	$ 821	114	$ 1,400
Minimum \| Global Redesign \| Accelerated depreciation, separations, and payments
Restructuring Reserve
Restructuring and Related Cost, Expected Cost	700		700
Maximum \| Global Redesign \| Accelerated depreciation, separations, and payments
Restructuring Reserve
Restructuring and Related Cost, Expected Cost	$ 1,200		$ 1,200
Ford Sollers Joint Venture
Restructuring Reserve
Equity Method Investment, Ownership Percentage						100.00%
Ford Sollers Netherlands B.V. [Member] \| Ford Sollers Joint Venture
Restructuring Reserve
Ownership Percentage Sold to Sollers					51.00%