Subsequent Events (Details) - USD ($) $ in Thousands			1 Months Ended		3 Months Ended	9 Months Ended
	Oct. 19, 2023	Sep. 27, 2023	Nov. 09, 2023	Oct. 31, 2023	Sep. 30, 2023	Sep. 30, 2023	Sep. 30, 2022
Class A
Subsequent Event [Line Items]
Conversion of notes payable and accrued interest into Class A Common Stock (Note 9) (in shares)							810,549
Class A | Sales Agents | Sales Agreement
Subsequent Event [Line Items]
Number of shares issued in transaction (in shares)					780,000	780,000
Aggregate purchase price					$ 1,300	$ 1,300
Sale of stock, consideration payable, percentage of gross sales price of share sold through counterparty (in percent)		3.50%
Sale of stock, placement agent fees					$ 50	$ 50
Subsequent Event | FF ieFactory California
Subsequent Event [Line Items]
Sale leaseback, available tenant improvement allowance	$ 12,000
Sale leaseback, lease term	5 years
Sale leaseback, renewal term	5 years
Sale leaseback, monthly lease rate	$ 400
Subsequent Event | Class A | Sales Agents | Sales Agreement
Subsequent Event [Line Items]
Number of shares issued in transaction (in shares)				14,273,045
Aggregate purchase price				$ 16,600
Sale of stock, consideration payable, percentage of gross sales price of share sold through counterparty (in percent)				3.50%
Sale of stock, placement agent fees				$ 16,100
Notes Payable | Subsequent Event
Subsequent Event [Line Items]
Debt conversion, converted instrument, amount			$ 9,400
Notes Payable | Subsequent Event | Metaverse Horizon Limited and V W Investment Holding Limited
Subsequent Event [Line Items]
Debt conversion, converted instrument, amount			$ 1,500
Notes Payable | Subsequent Event | Metaverse Horizon Limited and V W Investment Holding Limited | Unsecured SPA Notes
Subsequent Event [Line Items]
Proceeds from notes payable, net of original issuance discount				$ 1,800
Notes Payable | Subsequent Event | Class A
Subsequent Event [Line Items]
Conversion of notes payable and accrued interest into Class A Common Stock (Note 9) (in shares)			10,570,266
Notes Payable | Subsequent Event | Class A | Metaverse Horizon Limited and V W Investment Holding Limited
Subsequent Event [Line Items]
Conversion of notes payable and accrued interest into Class A Common Stock (Note 9) (in shares)			1,781,682