Income Taxes (Details) - Schedule of valuation allowance - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2022	Dec. 31, 2021
Schedule Of Valuation Allowance Abstract
Beginning balance	$ 256,413	$ 256,413
Increase related to current year tax positions	109,936
Ending balance	$ 366,349	$ 256,413

Amount of increase (decrease) in the valuation allowance for a specified deferred tax asset.

No definition available.

Name:	ffie_ValuationAllowanceDeferredTaxAssetChangeInAmount1
Namespace Prefix:	ffie_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration