Related Party Transactions - Narrative (Details) m² in Thousands, ft² in Thousands, د.إ in Millions				1 Months Ended						3 Months Ended		9 Months Ended			12 Months Ended	51 Months Ended
	Oct. 09, 2024 shares	Mar. 06, 2024	Feb. 01, 2023 USD ($)	Jun. 30, 2025 USD ($) ft²	Mar. 31, 2025 USD ($)	Feb. 28, 2025 USD ($) shares	Dec. 31, 2024 USD ($)	Oct. 31, 2024 USD ($) shares	Jan. 31, 2024 USD ($)	Sep. 30, 2025 USD ($) m² ft² shares	Sep. 30, 2024 USD ($)	Sep. 30, 2025 USD ($) m² ft² loan_payable shares	Sep. 30, 2025 AED (د.إ) loan_payable shares	Sep. 30, 2024 USD ($) shares	Dec. 31, 2024 USD ($)	Mar. 31, 2022 property	Jun. 30, 2024 USD ($)	Feb. 29, 2024 USD ($)	Dec. 31, 2023 USD ($)	Nov. 30, 2023 USD ($)	Jan. 01, 2023 USD ($)	Dec. 31, 2022
Related Party Transaction [Line Items]
Debt instrument, penalties and interest accrued							$ 23,100,000			$ 19,600,000		$ 19,600,000			$ 23,100,000
Accounts payable							56,754,000			$ 73,210,000		$ 73,210,000			56,754,000
Area of land				3						10		10
Sublease term (in months)				10 months
Rent payments | د.إ													د.إ 3.8
Sublease income										$ 20,000		$ 20,000
Payment to related party												1,000,000.0
Notes Payable
Related Party Transaction [Line Items]
Gain (loss) on extinguishment of debt											$ (2,699,000)			$ (2,699,000)
Gain (loss) on fair value adjustment of debts										18,074,000	14,881,000	31,131,000		35,690,000
Unpaid Principal Balance							50,577,000			98,153,000		98,153,000			50,577,000
Notes and loans payable				$ 28,033,000			$ 49,488,000			78,902,000	55,500,000	78,902,000		55,500,000	$ 49,488,000		$ 77,394,000		$ 91,150,000
Repayment of debt										$ 0	6,000	$ 6,000		24,000
Secured Notes | Notes Payable
Related Party Transaction [Line Items]
Shares issued from conversion (in shares) | shares						1,352,767
Secured Notes | Notes Payable | Class A Common Stock
Related Party Transaction [Line Items]
Gain (loss) on extinguishment of debt						$ (1,200,000)
Unsecured Convertible Note | Notes Payable
Related Party Transaction [Line Items]
Gain (loss) on extinguishment of debt											65,000			65,000
Gain (loss) on fair value adjustment of debts											114,000			(2,550,000)
Debt instrument, term (in years)												3 months	3 months		3 months
Contractual Interest Rates							4.27%			4.27%		4.27%			4.27%
Notes and loans payable										$ 0	0	$ 0		0			19,234,000		0
Proceeds from debt, net of issuance costs											10,800,000			27,400,000
Repayment of debt											0			0
Metaverse Horizon Limited and V W Investment Holding Limited | 2023 Unsecured Convertible Note | Notes Payable
Related Party Transaction [Line Items]
Debt conversion, converted amount														$ 700,000
Conversion of notes payable and accrued interest into Class A Common Stock (in shares) | shares														33,107
Gain (loss) on extinguishment of debt														$ (200,000)
Related Party
Related Party Transaction [Line Items]
Gain (loss) on extinguishment of debt										0	0	(3,040,000)		(14,295,000)
Gain (loss) on fair value adjustment of debts										263,000	649,000	478,000		304,000
Unpaid Principal Balance							$ 8,064,000			5,476,000		5,476,000			$ 8,064,000
Notes and loans payable				7,563,000			8,064,000			5,476,000	14,714,000	5,476,000		14,714,000	8,064,000		15,159,000		9,760,000
Repayment of debt										1,925,000		2,540,000		0
Accounts payable							11,077,000			12,540,000		12,540,000			11,077,000
2023 Unsecured Convertible Note | Related Party
Related Party Transaction [Line Items]
Outstanding amount							0			0		0			0
Gain (loss) on fair value adjustment of debts														107,000
Unpaid Principal Balance							$ 1,364,000								$ 1,364,000
Contractual Interest Rates							4.27%								4.27%
Notes and loans payable											0			0					542,000
Repayment of debt														0
Related Party Notes – Unsecured Convertible Note | Related Party | Metaverse Horizon Limited
Related Party Transaction [Line Items]
Unpaid Principal Balance					$ 1,500,000	$ 1,500,000			$ 1,500,000
Related Party Notes – Unsecured Convertible Note | Related Party | Senyun and Metaverse Horizon Limited
Related Party Transaction [Line Items]
Debt instrument, term (in years)					3 months				3 months
Contractual Interest Rates					4.27%				4.27%
Debt instrument original issue discount percentage					15.00%
Related Party
Related Party Transaction [Line Items]
Escrow deposit disbursements related to property acquisition												30,000,000.0
Related Party | Unsecured Convertible Note
Related Party Transaction [Line Items]
Notes and loans payable										0		0
Unsecured Convertible Note | Related Party
Related Party Transaction [Line Items]
Gain (loss) on fair value adjustment of debts										0	649,000	656,000		200,000
Notes and loans payable							$ 1,364,000			0	1,302,000	0		1,302,000	$ 1,364,000		1,951,000
Repayment of debt												0
Unsecured SPA Notes | Related Party
Related Party Transaction [Line Items]
Gain (loss) on fair value adjustment of debts														197,000
Notes and loans payable											1,302,000			1,302,000					0
Repayment of debt														0
2025 March Unsecured SPA Notes | Related Party
Related Party Transaction [Line Items]
Gain (loss) on fair value adjustment of debts										263,000		(178,000)
Unpaid Principal Balance										$ 1,272,000		$ 1,272,000
Contractual Interest Rates										10.00%		10.00%
Notes and loans payable				1,463,000			0			$ 1,272,000		$ 1,272,000			0
Repayment of debt												0
2025 March Unsecured SPA Notes | Related Party | Notes Payable
Related Party Transaction [Line Items]
Proceeds from debt, net of issuance costs										100,000		3,200,000
2025 March Unsecured SPA Notes | Related Party | Notes Payable | Class A Common Stock
Related Party Transaction [Line Items]
Debt conversion, converted amount										0		2,100,000
Gain (loss) on extinguishment of debt										$ 0		$ (1,900,000)
Shares issued from conversion (in shares) | shares										0		2,017,794	2,017,794
Notes Payable — China | Related Party
Related Party Transaction [Line Items]
Gain (loss) on extinguishment of debt														(14,100,000)
Unpaid Principal Balance							$ 4,382,000			$ 3,708,000		$ 3,708,000			$ 4,382,000
Contractual Interest Rates							18.00%			18.00%		18.00%			18.00%
Initial payment, percentage																						10.00%
Repayment of debt							$ 100,000			$ 600,000		$ 700,000
Gain (loss) in additional paid in capital										3,100,000		3,800,000			$ 700,000
Notes Payable on Demand — China | Related Party
Related Party Transaction [Line Items]
Gain (loss) on fair value adjustment of debts										0	0	0		0
Unpaid Principal Balance							$ 417,000			$ 421,000		$ 421,000			$ 417,000
Contractual Interest Rates							0.00%			0.00%		0.00%			0.00%
Notes and loans payable				419,000			$ 417,000			$ 421,000	3,805,000	$ 421,000		3,805,000	$ 417,000		3,805,000		3,789,000
Repayment of debt										0		0		0
FFGP Note | Related Party
Related Party Transaction [Line Items]
Gain (loss) on fair value adjustment of debts										0	0	0		0
Unpaid Principal Balance							$ 1,576,000		$ 1,600,000	0		$ 0			$ 1,576,000					$ 1,600,000
Debt instrument, term (in years)												3 months	3 months
Contractual Interest Rates							4.27%								4.27%
Notes and loans payable				1,250,000			$ 1,576,000			0	1,576,000	$ 0		1,576,000	$ 1,576,000		1,576,000		326,000
Repayment of debt										$ 1,250,000		$ 1,576,000		0
FFGP Note | Related Party | Minimum
Related Party Transaction [Line Items]
Contractual Interest Rates										4.27%		4.27%
FFGP Note | Related Party | Maximum
Related Party Transaction [Line Items]
Contractual Interest Rates										5.27%		5.27%
Convertible FFGP Note | Related Party
Related Party Transaction [Line Items]
Unpaid Principal Balance							$ 250,000			$ 0		$ 0			$ 250,000			$ 300,000
Contractual Interest Rates							4.27%								4.27%			4.27%
Convertible FFGP Note | Related Party
Related Party Transaction [Line Items]
Gain (loss) on fair value adjustment of debts										0	0	0		0
Notes and loans payable				$ 85,000			$ 250,000			0	250,000	0		250,000	$ 250,000		$ 250,000		$ 0
Repayment of debt										85,000		250,000		0
FF Top Executive Reimbursements | Related Party
Related Party Transaction [Line Items]
Monthly fee			$ 200,000									100,000
Additional term and permitted (in months)		12 months
Annual bonus												1,000,000
Payments with related party												7,100,000
Accrued liabilities										300,000		300,000
Legal expense reimbursement requested																					$ 6,500,000
Leshi Information Technology Co., Ltd. (“LeTV”) | Related Party
Related Party Transaction [Line Items]
Accounts payable							7,700,000			8,200,000		8,200,000			7,700,000
Grow Fandor | Related Party
Related Party Transaction [Line Items]
Accounts payable							0.0			$ 300,000		$ 300,000			0.0
Aggregate principal amount							1,000,000				$ 75,000			$ 75,000	1,000,000
Donation received (in shares) | shares	15,000,000							15,000,000
Net profit percentage								50.00%
Net sales revenue, percentage								5.00%
Annual base license fee								$ 250,000
Area of land | ft²										3		3
Sublease term (in months)				10 months
Rent payments				$ 4,500
Additional payments for rent				$ 3,000
Deferred and accrued interest percentage										5.00%		5.00%
Grow Fandor | Related Party | Faraday Future
Related Party Transaction [Line Items]
Subsidiary, ownership percentage, parent	10.00%							10.00%
Rancho Palos Verdes Real Property Leases | Affiliated Entity
Related Party Transaction [Line Items]
Number of leased properties | property																2
Business development												$ 100,000
Accounts payable							300,000			$ 100,000		100,000			300,000
FF Global Partners LLC
Related Party Transaction [Line Items]
Escrow deposit disbursements related to property acquisition												4,000,000.0
Jerry (Jiawei) Wang
Related Party Transaction [Line Items]
Escrow deposit disbursements related to property acquisition												200,000
Investor
Related Party Transaction [Line Items]
Escrow deposit disbursements related to property acquisition												40,700,000
Lerongzhixin Electronic Technology (Tianjin) Co., Ltd. | Related Party
Related Party Transaction [Line Items]
Accounts payable							$ 3,000,000.0			$ 3,100,000		3,100,000			$ 3,000,000.0
FFGP Bonus Payment | Related Party
Related Party Transaction [Line Items]
Payments with related party												2,000,000
FFGP Loan Repayment | Related Party
Related Party Transaction [Line Items]
Payments with related party												$ 1,700,000
Related party transaction, number of loan payable | loan_payable												2	2