Ford Credit Finance Receivables Finance Leases (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018	Dec. 31, 2018	Dec. 31, 2017
Lessor, Lease, Description [Line Items]
Finance Lease, Liability, Payments, Due	$ 6,167
Finance Lease, Right-Of-Use Asset, Gross	9,011
Finance Lease, Right-Of-Use Asset, Accumulated Depreciation	(35)
Finance Lease, Right-of-Use Asset	8,654
Operating Lease, Liability, Current	335		$ 0
Operating Lease, Liability, Noncurrent	1,025		0
Operating Lease, Liability	1,360
Finance Lease, Liability	165
Ford Credit [Member]
Lessor, Lease, Description [Line Items]
Proceeds from Financing Revenue Received under Leases	92	$ 95
Financing Receivable, Allowance for Credit Losses	513	600	589	$ 597
Financing Receivable, Gross	110,289	$ 112,401	$ 110,486
Ford Credit [Member] | Operating Segments [Member]
Lessor, Lease, Description [Line Items]
Finance Lease, Liability, Payments, Due in Next Rolling Twelve Months	2,064
Finance Lease, Liability, Payments, Due in Rolling Year Two	1,955
Finance Lease, Liability, Payments, Due in Rolling Year Three	1,646
Finance Lease, Liability, Payments, Due in Rolling Year Four	691
Finance Lease, Liability, Payments, Due in Rolling Year Five	124
Finance Lease, Liability, Payments, Due in Rolling after Year Five	2
Finance Lease, Liability, Payments, Due	6,482
Direct Financing Lease, Unguaranteed Residual Asset	2,713
Deferred Costs, Leasing, Gross	131
Finance Lease, Liability, Undiscounted Excess Amount	(315)
Sales-type and Direct Financing Leases, Lease Receivable	6,167
Finance Leases Portfolio Segment [Member] | Ford Credit [Member] | Operating Segments [Member]
Lessor, Lease, Description [Line Items]
Related Party Transaction Unearned Interest Supplements From Transactions With Related Party	(340)
Financing Receivable, Allowance for Credit Losses	(17)
Other Noncurrent Assets [Member]
Lessor, Lease, Description [Line Items]
Operating Lease, Right-of-Use Asset	1,321
Other Current Liabilities [Member]
Lessor, Lease, Description [Line Items]
Operating Lease, Liability, Current	335
Other Noncurrent Liabilities [Member]
Lessor, Lease, Description [Line Items]
Operating Lease, Liability, Noncurrent	1,025
Property, Plant and Equipment [Member]
Lessor, Lease, Description [Line Items]
Finance Lease, Right-Of-Use Asset, Gross	230
Finance Lease, Right-of-Use Asset	195
Debt [Member] | Automotive Segment [Member] | Operating Segments [Member]
Lessor, Lease, Description [Line Items]
Finance Lease, Liability, Current	90
Finance Lease, Liability, Noncurrent	$ 75