Financial Services Allowance for Credit Losses (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017	Dec. 31, 2017
Allowance for credit losses [Roll Forward]
Beginning balance	$ 587	$ 522	$ 597	$ 484
Charge-offs	(171)	(132)	(428)	(369)
Recoveries	44	40	132	113
Provision for credit losses	125	140	289	334
Other	1	5	(4)	13
Ending balance	586	575	586	575
Financing Receivable, Allowance for Credit Loss, Additional Information [Abstract]
Collective impairment allowance	552	554	552	554
Specific impairment allowance	34	21	34	21
Collectively evaluated for impairment	107,903	103,900	107,903	103,900
Specifically evaluated for impairment	544	539	544	539
Financing Receivable, Gross	108,447	104,439	108,447	104,439	$ 108,989
Ford Credit finance receivables, net	107,861	103,864	107,861	103,864	108,392
Financing And Loans And Leases Receivable Allowance	663	644	663	644
Consumer [Member]
Allowance for credit losses [Roll Forward]
Beginning balance	573	507	582	469
Charge-offs	(128)	(132)	(382)	(366)
Recoveries	40	36	126	105
Provision for credit losses	73	146	237	341
Other	1	5	(4)	13
Ending balance	559	562	559	562
Financing Receivable, Allowance for Credit Loss, Additional Information [Abstract]
Collective impairment allowance	538	541	538	541
Specific impairment allowance	21	21	21	21
Collectively evaluated for impairment	76,315	71,929	76,315	71,929
Specifically evaluated for impairment	379	387	379	387
Financing Receivable, Gross	76,694	72,316	76,694	72,316	75,051
Ford Credit finance receivables, net	76,135	71,754	76,135	71,754
Non-consumer [Member]
Allowance for credit losses [Roll Forward]
Beginning balance	14	15	15	15
Charge-offs	(43)		(46)	(3)
Recoveries	4	4	6	8
Provision for credit losses	52	(6)	52	(7)
Other	0	0	0	0
Ending balance	27	13	27	13
Financing Receivable, Allowance for Credit Loss, Additional Information [Abstract]
Collective impairment allowance	14	13	14	13
Specific impairment allowance	13	0	13	0
Collectively evaluated for impairment	31,588	31,971	31,588	31,971
Specifically evaluated for impairment	165	152	165	152
Financing Receivable, Gross	31,753	32,123	31,753	32,123	$ 33,938
Ford Credit finance receivables, net	$ 31,726	$ 32,110	$ 31,726	$ 32,110

Financing And Loans And Leases Receivable Allowance

No definition available.

Name:	f_FinancingAndLoansAndLeasesReceivableAllowance
Namespace Prefix:	f_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Reflects other additions and reductions to the finance receivable allowance, which are not reflected elsewhere or separately disclosed.

+ References

No definition available.

+ Details

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Namespace Prefix:	f_
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Period Type:	duration

- References

No definition available.

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Data Type:	xbrli:stringItemType
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Period Type:	duration

- Definition

A valuation allowance for financing receivables that are expected to be uncollectible.

+ References

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The valuation allowance for financing receivables that are expected to be uncollectible that were collectively evaluated for impairment.

+ References

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of valuation allowance for financing receivables that are expected to be uncollectible that were individually evaluated for impairment.

+ References

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of recovery of financing receivables doubtful of collection that were previously charged off.

+ References

+ Details

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Data Type:	xbrli:monetaryItemType
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Period Type:	duration

- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

+ References

No definition available.

+ Details

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- Definition

Amount of direct write-downs of financing receivables charged against the allowance.

+ References

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The balance of financing receivables that were collectively evaluated for impairment.

+ References

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Data Type:	xbrli:monetaryItemType
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- Definition

The balance of financing receivables that were individually evaluated for impairment.

+ References

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Amount representing an agreement for an unconditional promise by the maker to pay the entity (holder) a definite sum of money at a future date. Such amount may include accrued interest receivable in accordance with the terms of the note. The note also may contain provisions and related items including a discount or premium, payable on demand, secured, or unsecured, interest bearing or noninterest bearing, among a myriad of other features and characteristics. Excludes amounts related to receivables held-for-sale.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03.10(3))
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

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Balance Type:	debit
Period Type:	instant

- Definition

Net amount of the investment in a contractual right to receive money on demand or on fixed or determinable dates that is recognized as an asset in the creditor's statement of financial position. Examples include, but are not limited to, credit card receivables, notes receivable and receivables relating to lessor's rights to payments from leases other than operating leases that have been recorded as assets. Excludes trade accounts receivable with contractual maturity of one year or less and arose from the sale of goods or services.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.3)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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Balance Type:	debit
Period Type:	instant

- Definition

Amount of expense related loan transactions, lease transactions, credit loss from transactions other than loan and lease transactions, and other loss based on assessment of uncollectability from the counterparty to reduce the account to their net realizable value.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 11B
-Subparagraph (c)(2)
-URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 225
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-04.11)
-URI http://asc.fasb.org/extlink&oid=6879574&loc=d3e536633-122882

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3602-108585

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Period Type:	duration

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