Name:	ffie_IncomeTaxesDetailsLineItems
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Period Type:	duration

Taxable income limitation percentage.

No definition available.

Name:	ffie_TaxableIncomeLimitationPercentage
Namespace Prefix:	ffie_
Data Type:	dtr:percentItemType
Balance Type:	na
Period Type:	duration

The amount of valuation allowance.

No definition available.

Name:	ffie_ValuationAllowance
Namespace Prefix:	ffie_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards that are subject to expiration dates.

No definition available.

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

Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to disposition of a business not qualifying as a discontinued operation.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SAB Topic 6.I.Fact.4)
-URI https://asc.fasb.org/extlink&oid=122134291&loc=d3e330036-122817

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 12
-URI https://asc.fasb.org/extlink&oid=121826272&loc=d3e32687-109319

Name:	us-gaap_EffectiveIncomeTaxRateReconciliationDispositionOfBusiness
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Data Type:	dtr-types:percentItemType
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The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 323
-SubTopic 10
-Section 50
-Paragraph 3
-Subparagraph (a)(1)
-URI https://asc.fasb.org/extlink&oid=114001798&loc=d3e33918-111571

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Data Type:	dtr-types:percentItemType
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Period Type:	instant

Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 3
-Subparagraph (a)
-URI https://asc.fasb.org/extlink&oid=121826272&loc=d3e32559-109319

Name:	us-gaap_OperatingLossCarryforwards
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Data Type:	xbrli:monetaryItemType
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Period Type:	instant

The amount of the tax credit carryforward, before tax effects, available to reduce future taxable income under enacted tax laws.