Consolidated Statements Stockholders’ Equity - USD ($) $ in Thousands	Total	Retirement of Series A	Retirement of Series B	Previously Reported	Retroactive application of recapitalization	Impact of adoption of Topic 606	Common Stock	Common Stock Retirement of Series A	Common Stock Retirement of Series B	Common Stock Previously Reported	Common Stock Retroactive application of recapitalization	Additional Paid-In Capital	Additional Paid-In Capital Retirement of Series A	Additional Paid-In Capital Retirement of Series B	Additional Paid-In Capital Previously Reported	Additional Paid-In Capital Retroactive application of recapitalization	Accumulated Deficit	Accumulated Deficit Previously Reported	Accumulated Deficit Impact of adoption of Topic 606	Accumulated Other Comprehensive Loss	Accumulated Other Comprehensive Loss Previously Reported
Beginning balance (in shares) at Dec. 31, 2018	0			57,571,000	(57,571,000)
Beginning balance at Dec. 31, 2018	$ 0			$ 102,006	$ (102,006)
Ending balance (in shares) at Dec. 31, 2019	0
Ending balance at Dec. 31, 2019	$ 0
Beginning balance (in shares) at Dec. 31, 2018							62,812,000			5,241,000	57,571,000
Beginning balance at Dec. 31, 2018	61,977			$ (40,029)	$ 102,006		$ 6			$ 1	$ 5	$ 102,005			$ 4	$ 102,001	$ (39,485)	$ (39,485)		$ (549)	$ (549)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock upon exercise of stock options (in shares)							226,000
Issuance of common stock upon exercise of stock options	90											90
Sale of redeemable convertible preferred stock, net of issuance costs (in shares)							8,862,000
Sale of redeemable convertible preferred stock, net of issuance costs	32,561						$ 1					32,560
Stock-based compensation expense	644											644
Comprehensive income (loss)	(43,574)																(43,910)			336
Ending balance (in shares) at Dec. 31, 2019							71,900,000
Ending balance at Dec. 31, 2019	$ 51,698					$ 519	$ 7					135,299					(83,395)		$ 519	(213)
Ending balance (in shares) at Dec. 31, 2020	0
Ending balance at Dec. 31, 2020	$ 0
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock upon exercise of stock options (in shares)							332,000
Issuance of common stock upon exercise of stock options	72											72
Sale of redeemable convertible preferred stock, net of issuance costs (in shares)							38,412,000
Sale of redeemable convertible preferred stock, net of issuance costs	154,420						$ 4					154,416
Retirement of redeemable convertible preferred stock, including deemed dividend (in shares)								(1,543,000)	(404,000)
Retirement of redeemable convertible preferred stock, including deemed dividend:		$ (1,164)	$ (500)										$ (1,164)	$ (500)
Deemed dividend	(6,102)											(1,815)					(4,287)
Stock-based compensation expense	1,010											1,010
Comprehensive income (loss)	(67,271)																(67,159)			(112)
Ending balance (in shares) at Dec. 31, 2020							108,697,000
Ending balance at Dec. 31, 2020	$ 132,682						$ 11					287,318					(154,322)			(325)
Ending balance (in shares) at Dec. 31, 2021	0
Ending balance at Dec. 31, 2021	$ 0
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock upon exercise of stock options (in shares)	913,000						998,000
Issuance of common stock upon exercise of stock options	$ 713											713
Merger and PIPE Shares, net of transaction costs of $36,770 (in shares)							68,069,000
Merger and PIPE Shares, net of transaction costs of $36,770	233,340						$ 7					233,333
Conversion of warrants into common stock and issuance of equity classified warrants upon Merger (in shares)							325,000
Conversion of warrants into common stock and issuance of equity classified warrants upon Merger	4,576											4,576
Stock-based compensation expense	7,183											7,183
Other	(22)											(22)
Comprehensive income (loss)	(127,025)																(126,247)			(778)
Ending balance (in shares) at Dec. 31, 2021							178,089,000
Ending balance at Dec. 31, 2021	$ 251,447						$ 18					$ 533,101					$ (280,569)			$ (1,103)