Consolidated Statements of Stockholders (Deficit) Equity (Unaudited) - USD ($) $ in Thousands	Total	Previously reported	Additional Paid-in Capital	Additional Paid-in Capital Previously reported	Additional Paid-in Capital Revision of Prior Period, Accounting Standards Update, Adjustment	Accumulated Deficit	Accumulated Deficit Previously reported	Convertible Preferred Stock	Convertible Preferred Stock Previously reported	Convertible Preferred Stock Revision of Prior Period, Accounting Standards Update, Adjustment	Convertible Preferred Stock Preferred Stock	Convertible Preferred Stock Preferred Stock Previously reported	Class A Common Stock	Class A Common Stock Previously reported	Class A Common Stock Revision of Prior Period, Accounting Standards Update, Adjustment	Class A Common Stock Common Stock	Class A Common Stock Common Stock Previously reported	Class A Common Stock Common Stock Revision of Prior Period, Accounting Standards Update, Adjustment	Class X Common Stock	Class X Common Stock Common Stock
Balance at Dec. 31, 2020	$ (25,683)	$ (25,683)	$ 21,389	$ 21,384	$ 5	$ (334,826)	$ (334,826)				$ 287,750	$ 287,750				$ 4	$ 9	$ (5)
Balances (in shares) at Dec. 31, 2020								72,877,686	395,904,883	(323,027,196)			36,155,835	196,415,008	(160,259,173)
Issuance of convertible preferred stock in connection with the Business Combination, net of issuance costs	119,850							$ 119,850
Issuance of convertible preferred stock in connection with the Business Combination, net of issuance costs, (in shares)								13,148,484
Issuance of common upon exercise stock options	102		101										$ 1
Issuance of common upon exercise stock options (in shares)													172,112
Conversion of convertible notes payable to Series E convertible preferred stock	45,584							$ 45,584
Conversion of convertible notes payable to Series E convertible preferred stock (in shares)								5,602,827
Share-based compensation	220		220
Net loss attributable to common stockholder	(41,046)					(41,046)
Balance at Mar. 31, 2021	99,027		21,710			(375,872)					453,184					5
Balances (in shares) at Mar. 31, 2021								91,628,997					36,327,947
Balance at Dec. 31, 2021	(31,077)	$ (31,077)	17,106	$ 17,096	$ 10	(501,371)	$ (501,371)				$ 453,184	$ 453,184				4	$ 14	$ (10)
Balances (in shares) at Dec. 31, 2021								91,628,997	497,770,570	(406,141,573)			37,178,873	201,972,619	(164,793,746)
Conversion of legacy common stock to Class X common stock in connection with the Business Combination													$ (1)						$ 1
Conversion of legacy common stock to Class X common stock in connection with the Business Combination (in shares)													(9,268,335)						9,268,335
Issuance of convertible preferred stock in connection with the Business Combination, net of issuance costs	31,000							$ 31,000
Issuance of convertible preferred stock in connection with the Business Combination, net of issuance costs, (in shares)								4,133,333
Conversion of convertible preferred stock into common stock in connection with the Business Combination			484,174					$ (484,184)					$ 10
Conversion of convertible preferred stock into common stock in connection with the Business Combination (in shares)								(95,762,330)					95,762,330
Issuance of common stock upon exercise of warrants in connection with the Business Combination	12,549		12,548										$ 1
Issuance of common stock upon exercise of warrants in connection with the Business Combination (in shares)													6,758,512
Business combination transaction, net of transaction costs and assumed liabilities	110,932		110,930										$ 2
Business combination transaction, net of transaction costs and assumed liabilities (in shares)													22,132,385
Sponsor Earnout Shares liability	(26,095)		(26,095)
Reclassification of redeemable shares from permanent equity to temporary equity	(10,579)		(10,579)
Temporary equity reclassification of redeemable shares from permanent equity	10,579
Recognition of distribution to non-redeeming shareholders	3,888		3,888
Issuance of common upon exercise stock options	467		467
Issuance of common upon exercise stock options (in shares)													362,896
Share-based compensation	3,707		3,707
Net loss attributable to common stockholder	(53,633)					(53,633)
Balance at Mar. 31, 2022	41,159		$ 596,146			$ (555,004)										$ 16				$ 1
Balances (in shares) at Mar. 31, 2022													152,926,661						9,268,335
Temporary Equity Balance at Mar. 31, 2022	$ 10,579