Contract Manufacturing And Supply Agreement, Contract Term

No definition available.

Name:	ffie_ContractManufacturingAndSupplyAgreementContractTerm
Namespace Prefix:	ffie_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Lessee, Operating Lease, Liability, To Be Paid, Each Year Thereafter, Percent Increase

+ References

No definition available.

+ Details

Name:	ffie_LesseeOperatingLeaseLiabilityToBePaidEachYearThereafterPercentIncrease
Namespace Prefix:	ffie_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Lessee, Operating Lease, Number Of Renewal Options

+ References

No definition available.

+ Details

Name:	ffie_LesseeOperatingLeaseNumberOfRenewalOptions
Namespace Prefix:	ffie_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

Lessee, Operating Lease, Renewal Notice Period

+ References

No definition available.

+ Details

Name:	ffie_LesseeOperatingLeaseRenewalNoticePeriod
Namespace Prefix:	ffie_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Letter Of Credit, Renewal Term

+ References

No definition available.

+ Details

Name:	ffie_LetterOfCreditRenewalTerm
Namespace Prefix:	ffie_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Loss Contingency, Interest Rate On Legal Settlement

+ References

No definition available.

+ Details

Name:	ffie_LossContingencyInterestRateOnLegalSettlement
Namespace Prefix:	ffie_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Number Of Reservations Received For Vehicles

+ References

No definition available.

+ Details

Name:	ffie_NumberOfReservationsReceivedForVehicles
Namespace Prefix:	ffie_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

Number Of Unpaid Reservations Of Interest

+ References

No definition available.

+ Details

Name:	ffie_NumberOfUnpaidReservationsOfInterest
Namespace Prefix:	ffie_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

Receiving Annual Base Salary Reduction Percentage

+ References

No definition available.

+ Details

Name:	ffie_ReceivingAnnualBaseSalaryReductionPercentage
Namespace Prefix:	ffie_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Area of a real estate property.

+ References

No definition available.

+ Details

Name:	us-gaap_AreaOfRealEstateProperty
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:areaItemType
Balance Type:	na
Period Type:	instant

- Definition

Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 6
-URI http://asc.fasb.org/extlink&oid=123408670&loc=SL77918701-209980

+ Details

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

- Definition

Term of lessee's operating lease renewal, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 3
-Subparagraph (a)(3)
-URI http://asc.fasb.org/extlink&oid=123408670&loc=SL77918673-209980

+ Details

Name:	us-gaap_LesseeOperatingLeaseRenewalTerm
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	instant

- Definition

Term of lessee's operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

+ Details

Name:	us-gaap_LesseeOperatingLeaseTermOfContract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	instant

- Definition

The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

+ References

No definition available.

+ Details

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

- Definition

The amount of cash paid for the settlement of litigation or for other legal issues during the period.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 25
-Subparagraph (g)
-URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3536-108585

+ Details

Name:	us-gaap_PaymentsForLegalSettlements
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Gross number of share options (or share units) granted during the period.

+ References

No definition available.

+ Details

Name:	us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

- Definition

Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options.

+ References

No definition available.

+ Details

Name:	us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:perShareItemType
Balance Type:	na
Period Type:	duration

- Definition

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

+ References

No definition available.

+ Details

Name:	us-gaap_SubsequentEventLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Carrying amount as of the balance sheet date of improvements having a life longer than one year that were made for the benefit of one or more tenants.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03.1(f))
-URI http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910

+ Details

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

- Details

Name:	srt_StatementScenarioAxis=srt_ScenarioForecastMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	ffie_TypeOfAgreementAxis=ffie_ContractManufacturingAndSupplyAgreementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_TitleOfIndividualAxis=srt_ChiefExecutiveOfficerMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_TitleOfIndividualAxis=ffie_ChiefProductAndUserEcosystemOfficerMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LeaseContractualTermAxis=ffie_BeverlyHillsCaliforniaFlagshipStoreLeaseMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_PlanNameAxis=ffie_StockIncentivePlanMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Subsequent Events (Details) $ / shares in Units, reservation in Thousands, $ in Thousands			1 Months Ended			12 Months Ended
	Apr. 14, 2022 reservation	Mar. 04, 2022 USD ($)	Oct. 31, 2022 USD ($)	Feb. 28, 2022 USD ($) ft² option	Jan. 31, 2022 USD ($) $ / shares shares	Dec. 31, 2020 USD ($)
Subsequent Event [Line Items]
Settlement of legal matter						$ 2,500
Forecast
Subsequent Event [Line Items]
Settlement of legal matter			$ 3,400
Interest rate on settlement of legal matter			5.00%
Forecast \| Contract Manufacturing and Supply Agreement
Subsequent Event [Line Items]
Initial term period				9 years
Subsequent Event
Subsequent Event [Line Items]
Number of reservations received for vehicles \| reservation	14
Number of unpaid indications of interest \| reservation	14
Settlement of legal matter					$ 1,800
Subsequent Event \| Chief Executive Officer
Subsequent Event [Line Items]
Annual base salary reduction, percent	25.00%
Subsequent Event \| Chief Product And User Ecosystem Officer
Subsequent Event [Line Items]
Annual base salary reduction, percent	25.00%
Subsequent Event \| Beverly Hills, California Flagship Store Lease
Subsequent Event [Line Items]
Area of property \| ft²				13,000
Term of contract				126 months
Rent fees first 12 months				$ 1,534
Percent increase in rent fees each 12 months thereafter				3.00%
Number of options to extend \| option				2
Lease, renewal term				5 years
Notice period				9 months
Tenant improvements				$ 1,030
Letter of credit		$ 1,500
Renewal term		1 year
Subsequent Event \| Stock Incentive Plan
Subsequent Event [Line Items]
Granted (in shares) \| shares					3,646,557
Granted (in dollars per share) \| $ / shares					$ 5.32