Notes Payable (As Restated) - Schedule of Notes Payable (Details) $ / shares in Units, $ in Thousands														1 Months Ended		3 Months Ended		9 Months Ended		12 Months Ended
	Nov. 21, 2022 USD ($) $ / shares shares	Nov. 15, 2022 USD ($)	Nov. 08, 2022 trading_day $ / shares	Oct. 27, 2022 USD ($)	Oct. 19, 2022 USD ($) $ / shares shares	Oct. 19, 2022 USD ($) $ / shares shares	Oct. 10, 2022 USD ($) $ / shares shares	Sep. 23, 2022 USD ($) $ / shares	Aug. 14, 2022 USD ($) tranche trading_day $ / shares shares	Jul. 26, 2022 USD ($) trading_day $ / shares	Feb. 25, 2022 USD ($)	Aug. 26, 2021 USD ($)	Jul. 21, 2021 shares	Sep. 14, 2022 USD ($) $ / shares shares	Apr. 30, 2022 USD ($)	Sep. 30, 2022 USD ($) $ / shares shares	Sep. 30, 2021 USD ($)	Sep. 30, 2022 USD ($) trading_day $ / shares shares	Sep. 30, 2021 USD ($)	Dec. 31, 2021 USD ($) shares	Nov. 03, 2022 USD ($)	Oct. 11, 2022 USD ($)	Sep. 25, 2022 USD ($)	Mar. 01, 2021 USD ($)
Debt Outstanding [Abstract]
Cash Payment																		$ (87,258)	$ 0
Debt Footnote Information [Abstract]
Loss on extinguishment or settlement of related party notes payable, notes payable and vendor payables in trust, net																$ 30,454	$ 94,727	30,454	96,036
Proceeds from notes payable, net of original issuance discount																		40,050	172,031
Change in fair value measurements																(1,764)	(22,747)	4,580	(60,394)
Summary Of Debt [Abstract]
Interest expense																$ 245	$ 296	$ 5,119	$ 26,550
Bridge Warrants
Debt Footnote Information [Abstract]
Exercise price (in dollars per share) | $ / shares									$ 5
Class A Common Stock
Debt Footnote Information [Abstract]
Number of shares purchased (in shares) | shares													76,140,000
Warrants (in shares) | shares																95,855,661		95,855,661		28,196,377
Class A Common Stock | Bridge Warrants
Debt Footnote Information [Abstract]
Warrants (in shares) | shares																42,342,839		42,342,839
Exercise price (in dollars per share) | $ / shares																$ 0.71		$ 0.71
Notes Payable, Settled
Debt Outstanding [Abstract]
Conversion into Class A Common Stock																		$ (67,218)
Debt Footnote Information [Abstract]
Principal amount of convertible debt																		67,218
Amended ATW Convertible Notes
Debt Footnote Information [Abstract]
Loss on extinguishment or settlement of related party notes payable, notes payable and vendor payables in trust, net																		22,764
Amended ATW Convertible Notes | Subsequent Event
Debt Outstanding [Abstract]
Conversion into Class A Common Stock					$ (2,687)		$ (4,012)
Debt Footnote Information [Abstract]
Principal amount of convertible debt					$ 2,687		$ 4,012
Amended ATW Convertible Notes | Subsequent Event | Class A Common Stock
Debt Footnote Information [Abstract]
Conversion price (in dollars per share) | $ / shares					$ 0.51	$ 0.51	$ 0.64
Conversion of convertible securities (in shares) | shares					5,227,837		6,269,031
SPA Notes | Subsequent Event
Debt Footnote Information [Abstract]
Number of trading days | trading_day			7
SPA Notes | Minimum | Subsequent Event | Class A Common Stock
Debt Footnote Information [Abstract]
Conversion price (in dollars per share) | $ / shares			$ 0.21
Notes payable
Debt Outstanding [Abstract]
Unpaid Principal Balance																$ 56,207		56,207		$ 164,689
Fair Value Measurement Adjustments																9,039		9,039		29,489
Original issue discount and proceeds allocated to warrants																(13,288)		(13,288)		(27,124)
Net Carrying Value																51,958		51,958		167,054
Interest expense																28		2,572
Summary Of Debt [Abstract]
Outstanding principal																56,207		56,207		$ 164,689
Notes payable | Bridge Warrants
Debt Footnote Information [Abstract]
Number of trading days | trading_day									20
Debt instrument, convertible, threshold consecutive trading days | trading_day									30
Number of shares purchased (in shares) | shares									6,043,623
Term of warrants									7 years
Notes payable | First Senyun Funding Date | Senyun
Debt Footnote Information [Abstract]
Aggregate principal																$ 5,000		$ 5,000
Notes payable | First Senyun Funding Date | Subsequent Event | Senyun
Debt Footnote Information [Abstract]
Aggregate principal				$ 10,000
Proceeds from notes payable, net of original issuance discount		$ 8,970		8,800
Notes payable | 14 business days | Subsequent Event | Senyun
Debt Footnote Information [Abstract]
Aggregate principal																					$ 10,000
Notes payable | 15 business days | Subsequent Event | Senyun
Debt Footnote Information [Abstract]
Aggregate principal				10,000
Notes payable | 30 business days | Subsequent Event | Senyun
Debt Footnote Information [Abstract]
Aggregate principal				10,000
Notes payable | 10 Business Days | Subsequent Event | Senyun
Debt Footnote Information [Abstract]
Aggregate principal				$ 20
Notes payable | June, 2021 Note Due on October 31, 2026, At 0.00%
Debt Outstanding [Abstract]
Contractual Interest Rates																0.00%		0.00%
Unpaid Principal Balance																$ 4,012		$ 4,012
Fair Value Measurement Adjustments																612		612
Original issue discount and proceeds allocated to warrants																(955)		(955)
Net Carrying Value																3,669		3,669
Interest expense																$ 0		$ 0
Debt Footnote Information [Abstract]
Aggregate principal amount that may be issued										$ 40,000
Contractual Interest Rates																0.00%		0.00%
Summary Of Debt [Abstract]
Outstanding principal																$ 4,012		$ 4,012
Notes payable | Optional Notes Due on October 31, 2026 At 15.00%
Debt Outstanding [Abstract]
Contractual Interest Rates																15.00%		15.00%
Unpaid Principal Balance																$ 2,687		$ 2,687
Fair Value Measurement Adjustments																737		737
Original issue discount and proceeds allocated to warrants																(912)		(912)
Net Carrying Value																2,512		2,512
Interest expense																$ 28		$ 2,572
Debt Footnote Information [Abstract]
Contractual Interest Rates																15.00%		15.00%
Summary Of Debt [Abstract]
Outstanding principal																$ 2,687		$ 2,687
Notes payable | Bridge Notes Due on August 15, 2026 At 10.00%
Debt Outstanding [Abstract]
Contractual Interest Rates																10.00%		10.00%
Unpaid Principal Balance																$ 44,500		$ 44,500
Fair Value Measurement Adjustments																7,690		7,690
Original issue discount and proceeds allocated to warrants																(11,421)		(11,421)
Net Carrying Value																40,769		40,769
Interest expense																$ 0		$ 0
Debt Footnote Information [Abstract]
Contractual Interest Rates																10.00%		10.00%
Summary Of Debt [Abstract]
Outstanding principal																$ 44,500		$ 44,500
Notes payable | Notes Payable, China Various Other, Due On Demand At 0.00%
Debt Outstanding [Abstract]
Contractual Interest Rates																0.00%		0.00%		0.00%
Unpaid Principal Balance																$ 4,902		$ 4,902		$ 5,458
Fair Value Measurement Adjustments																0		0		0
Original issue discount and proceeds allocated to warrants																0		0		0
Net Carrying Value																4,902		4,902		$ 5,458
Interest expense																$ 0		$ 0
Debt Footnote Information [Abstract]
Contractual Interest Rates																0.00%		0.00%		0.00%
Summary Of Debt [Abstract]
Outstanding principal																$ 4,902		$ 4,902		$ 5,458
Notes payable | Auto Loans With Various Interest Rates
Debt Outstanding [Abstract]
Contractual Interest Rates																7.00%		7.00%
Unpaid Principal Balance																$ 106		$ 106		121
Fair Value Measurement Adjustments																0		0		0
Original issue discount and proceeds allocated to warrants																0		0		0
Net Carrying Value																106		106		121
Interest expense																$ 0		$ 0
Debt Footnote Information [Abstract]
Contractual Interest Rates																7.00%		7.00%
Summary Of Debt [Abstract]
Outstanding principal																$ 106		$ 106		121
Notes payable | Notes Payable, Settled
Debt Outstanding [Abstract]
Fair Value Measurement Adjustments																$ (2,406)		(2,406)
Net Carrying Value																				154,817
Payment Premium																		2,065
Cash Payment																		$ (87,258)
Notes payable | Notes Payable March 1, 2021, Due On March 1, 2022, At 14.00%
Debt Outstanding [Abstract]
Contractual Interest Rates																14.00%		14.00%
Unpaid Principal Balance																$ 0		$ 0		55,000
Fair Value Measurement Adjustments																$ (1,695)		(1,695)
Net Carrying Value																				56,695
Payment Premium																		0
Cash Payment																		(55,000)
Conversion into Class A Common Stock																		0
Debt Footnote Information [Abstract]
Aggregate principal amount that may be issued																								$ 85,000
Aggregate principal																								$ 55,000
Original issue discount percent																								14.00%
Repayments of debt											$ 55,000
Notes payable accrued interest																								$ 7,721
Principal amount of convertible debt																		$ 0
Contractual Interest Rates																14.00%		14.00%
Summary Of Debt [Abstract]
Outstanding principal																$ 0		$ 0		55,000
Accrued interest																$ 0		0		6,455
Interest expense																		1,266		0
Principal payments																		55,000		0
Interest payments																		$ 7,721		0
Notes payable | Notes Payable August 26, 2021, Due On March 1, 2022, At 14.00%
Debt Outstanding [Abstract]
Contractual Interest Rates																14.00%		14.00%
Unpaid Principal Balance																$ 0		$ 0		30,000
Fair Value Measurement Adjustments																$ (924)		(924)
Net Carrying Value																				30,924
Payment Premium												$ 2,065						2,065
Cash Payment																		(32,065)
Conversion into Class A Common Stock																		0
Debt Footnote Information [Abstract]
Aggregate principal amount that may be issued												$ 30,000
Original issue discount percent												14.00%
Repayments of debt												$ 30,000
Notes payable accrued interest												$ 2,135
Principal amount of convertible debt																		$ 0
Contractual Interest Rates																14.00%		14.00%
Summary Of Debt [Abstract]
Outstanding principal																$ 0		$ 0		30,000
Accrued interest																0		0		1,473
Interest expense																		662		0
Principal payments																		30,000		0
Interest payments																		2,135		0
Payment Premium payments																$ 2,065		$ 2,065		0
Notes payable | June 2021 Notes Due October 2026
Debt Outstanding [Abstract]
Contractual Interest Rates																0.00%		0.00%
Fair Value Measurement Adjustments																$ 917		$ 917
Net Carrying Value																				35,071
Payment Premium																		0
Cash Payment																		0
Conversion into Class A Common Stock																		(35,988)
Debt Footnote Information [Abstract]
Principal amount of convertible debt																		$ 35,988
Contractual Interest Rates																0.00%		0.00%
Notes payable | Optional Notes Due October 2026
Debt Outstanding [Abstract]
Contractual Interest Rates																15.00%		15.00%
Fair Value Measurement Adjustments																$ (704)		$ (704)
Net Carrying Value																				$ 31,934
Payment Premium																		0
Cash Payment																		0
Conversion into Class A Common Stock																		(31,230)
Debt Footnote Information [Abstract]
Principal amount of convertible debt																		$ 31,230
Contractual Interest Rates																15.00%		15.00%
Notes payable | PPP Loan Due on April 17, 2022 At 1.00%
Debt Outstanding [Abstract]
Contractual Interest Rates																1.00%		1.00%		1.00%
Unpaid Principal Balance																				$ 193
Fair Value Measurement Adjustments																$ 0		$ 0		0
Original issue discount and proceeds allocated to warrants																				0
Net Carrying Value																				$ 193
Payment Premium																		0
Cash Payment																		(193)
Conversion into Class A Common Stock																		0
Debt Footnote Information [Abstract]
Repayments of debt															$ 193
Principal amount of convertible debt																		$ 0
Contractual Interest Rates																1.00%		1.00%		1.00%
Summary Of Debt [Abstract]
Outstanding principal																				$ 193
Notes payable | Amended ATW Convertible Notes
Debt Outstanding [Abstract]
Contractual Interest Rates										10.00%
Conversion into Class A Common Stock														$ (67,218)
Debt Footnote Information [Abstract]
Aggregate principal amount that may be issued										$ 35,000
Conversion price (in dollars per share) | $ / shares										$ 10
Funding period										45 days
Additional funding threshold amount										$ 100,000
Gain or loss on modification										$ 0
Principal amount of convertible debt														$ 67,218
Conversion of convertible securities (in shares) | shares														64,843,850
Contractual Interest Rates										10.00%
Summary Of Debt [Abstract]
Funding threshold amount										$ 50,000
Notes payable | Amended ATW Convertible Notes | Subsequent Event
Debt Outstanding [Abstract]
Conversion into Class A Common Stock						$ (6,699)
Debt Footnote Information [Abstract]
Principal amount of convertible debt						$ 6,699
Conversion of convertible securities (in shares) | shares						11,496,868
Notes payable | Amended ATW Convertible Notes | Maximum
Debt Footnote Information [Abstract]
Conversion price (in dollars per share) | $ / shares														$ 2.29
Notes payable | Amended ATW Convertible Notes | Minimum
Debt Footnote Information [Abstract]
Conversion price (in dollars per share) | $ / shares														$ 0.84
Notes payable | Amended ATW Convertible Notes | Debt Instrument, Redemption, Period One
Debt Footnote Information [Abstract]
Conversion price, percentage										95.00%
Number of trading days | trading_day										30
Notes payable | Amended ATW Convertible Notes | Debt Instrument, Redemption, Period Two
Debt Footnote Information [Abstract]
Conversion price, percentage										92.00%
Number of trading days | trading_day										7
Notes payable | Bridge Notes
Debt Footnote Information [Abstract]
Aggregate principal																$ 44,500		$ 44,500
Original issue discount percent									10.00%
Conversion price (in dollars per share) | $ / shares									$ 2.69
Number of tranches | tranche									3
Percent decrease of original issue discount									50.00%
Issue discount																4,450		4,450
Debt issuance costs																2,813		2,813
Proceeds from notes payable, net of original issuance discount																		37,237
Total commitments									$ 300,000
Option to purchase additional notes, period									12 months
Notes payable									$ 33,079							$ 40,769		$ 40,769
Notes payable | Bridge Notes | Class A Common Stock
Debt Footnote Information [Abstract]
Debt instrument, convertible, threshold consecutive trading days | trading_day																		5
Notes payable | Bridge Notes | Subsequent Event
Debt Outstanding [Abstract]
Conversion into Class A Common Stock	$ (13,500)
Debt Footnote Information [Abstract]
Conversion price (in dollars per share) | $ / shares	$ 0.89
Principal amount of convertible debt	$ 13,500
Notes payable | Bridge Notes | Subsequent Event | Class A Common Stock
Debt Footnote Information [Abstract]
Conversion of convertible securities (in shares) | shares	14,369,722
Notes payable | Bridge Notes | Maximum
Debt Footnote Information [Abstract]
Aggregate principal								$ 57,000	52,000
Total commitments									$ 600,000
Notes payable | Bridge Notes | Debt Instrument, Redemption, Period One
Debt Footnote Information [Abstract]
Conversion price (in dollars per share) | $ / shares									$ 2.2865
Notes payable | Bridge Notes | Make-Whole Amount
Debt Outstanding [Abstract]
Contractual Interest Rates																15.00%		15.00%
Debt Footnote Information [Abstract]
Conversion price, percentage																		90.00%
Contractual Interest Rates																15.00%		15.00%
Notes payable | Third Bridge Notes
Debt Footnote Information [Abstract]
Aggregate principal								$ 7,500
Notes payable | Fourth Bridge Notes | Subsequent Event
Debt Footnote Information [Abstract]
Aggregate principal																						$ 7,500
Notes payable | Third And Fourth Bridge Notes
Debt Footnote Information [Abstract]
Conversion price (in dollars per share) | $ / shares								$ 1.05
Notes payable | Make-Whole Amount | Subsequent Event | Class A Common Stock
Debt Footnote Information [Abstract]
Conversion of convertible securities (in shares) | shares	26,910,917
Notes payable | Make-Whole Amount | Maximum | Subsequent Event
Debt Footnote Information [Abstract]
Conversion price (in dollars per share) | $ / shares	$ 0.53
Notes payable | Make-Whole Amount | Minimum | Subsequent Event
Debt Footnote Information [Abstract]
Conversion price (in dollars per share) | $ / shares	$ 0.35
Notes payable | Bridge Warrants
Debt Footnote Information [Abstract]
Exercise price (in dollars per share) | $ / shares																$ 5.00		$ 5.00
Notes payable									$ 6,971							$ 4,686		$ 4,686
Notes payable | Bridge Warrants | Class A Common Stock
Debt Footnote Information [Abstract]
Number of trading days | trading_day																		20
Debt instrument, convertible, threshold consecutive trading days | trading_day																		30
Notes payable | Bridge Warrants | Maximum
Debt Footnote Information [Abstract]
Exercise price (in dollars per share) | $ / shares																$ 15		$ 15
Notes payable | Bridge Warrants | Minimum
Debt Footnote Information [Abstract]
Exercise price (in dollars per share) | $ / shares																$ 0.01		$ 0.01
Notes payable | SPA Notes
Debt Footnote Information [Abstract]
Aggregate principal									$ 25,000
Conversion price (in dollars per share) | $ / shares								$ 1.05
Change in fair value measurements																$ 7,690		$ 7,690
Notes payable | SPA Notes | Senyun
Debt Footnote Information [Abstract]
Aggregate principal																							$ 60,000
Notes payable | March 1, 2021 Notes Due On March 1, 2022 At 14%
Debt Outstanding [Abstract]
Contractual Interest Rates																				14.00%
Unpaid Principal Balance																				$ 55,000
Fair Value Measurement Adjustments																				7,692
Original issue discount and proceeds allocated to warrants																				(5,997)
Net Carrying Value																				$ 56,695
Debt Footnote Information [Abstract]
Contractual Interest Rates																				14.00%
Summary Of Debt [Abstract]
Outstanding principal																				$ 55,000
Notes payable | August 26, 2021 Notes Due On March 1, 2022 At 14%
Debt Outstanding [Abstract]
Contractual Interest Rates																				14.00%
Unpaid Principal Balance																				$ 30,000
Fair Value Measurement Adjustments																				1,011
Original issue discount and proceeds allocated to warrants																				(87)
Net Carrying Value																				$ 30,924
Debt Footnote Information [Abstract]
Contractual Interest Rates																				14.00%
Summary Of Debt [Abstract]
Outstanding principal																				$ 30,000
Notes payable | June 9, 2021 Note 1 Due on December 9, 2022 At 0.00%
Debt Outstanding [Abstract]
Contractual Interest Rates																				0.00%
Unpaid Principal Balance																				$ 40,000
Fair Value Measurement Adjustments																				8,503
Original issue discount and proceeds allocated to warrants																				(9,522)
Net Carrying Value																				$ 38,981
Debt Footnote Information [Abstract]
Contractual Interest Rates																				0.00%
Summary Of Debt [Abstract]
Outstanding principal																				$ 40,000
Notes payable | August 10, 2021 Optional Notes Due on February 10, 2023 At 15.00%
Debt Outstanding [Abstract]
Contractual Interest Rates																				15.00%
Unpaid Principal Balance																				$ 33,917
Fair Value Measurement Adjustments																				12,283
Original issue discount and proceeds allocated to warrants																				(11,518)
Net Carrying Value																				$ 34,682
Debt Footnote Information [Abstract]
Contractual Interest Rates																				15.00%
Summary Of Debt [Abstract]
Outstanding principal																				$ 33,917