Held-for-Sale Operations and Changes in Investments in Affiliates Automotive (Details) $ in Millions	3 Months Ended	6 Months Ended		12 Months Ended
	Jun. 30, 2020 USD ($)	Jun. 30, 2020 USD ($)	Jun. 30, 2019 USD ($)	Dec. 31, 2019 USD ($)
Disposal Group, Including Discontinued Operation, Liabilities [Abstract]
Impairment of carrying value		$ 18	$ 0
Ford India Automotive Segment
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Ownership Percentage, Joint Venture Partner	0.51	0.51
Disposal Group, Held-for-sale, Not Discontinued Operations | Ford India Automotive Segment
Disposal Group, Including Discontinued Operation, Liabilities [Abstract]
Equity Method Investment, Ownership Percentage	49.00%	49.00%
Operating Segments | Automotive | Disposal Group, Held-for-sale, Not Discontinued Operations | Ford India Automotive Segment
Disposal Group, Including Discontinued Operation, Assets [Abstract]
Trade and other receivables, net	$ 101	$ 101		$ 269
Inventories	244	244		208
Other assets, current	108	108		147
Net property	263	263		279
Other assets, non-current	8	8		10
Total assets of held-for-sale operations (incl. intercompany)	724	724		913
Less: Intercompany asset balances	(54)	(54)		(228)
Total assets of held-for-sale operations (a)	670	670		685
Disposal Group, Including Discontinued Operation, Liabilities [Abstract]
Payables	263	263		461
Other liabilities and deferred revenue, current	53	53		71
Automotive debt payable within one year	83	83		90
Other liabilities and deferred revenue, non-current	25	25		28
Liabilities of held-for-sale operations (incl. intercompany)	424	424		650
Less: Intercompany liability balances	(140)	(140)		(169)
Total liabilities of held-for-sale operations	284	284		481
Impairment of carrying value	$ 15	$ 18		$ 804