CONDENSED CONSOLIDATED STATEMENTS OF CONVERTIBLE PREFERRED STOCK, REDEEMABLE COMMON STOCK AND STOCKHOLDERS' EQUITY (DEFICIT) - USD ($) $ in Thousands	Total	Redeemable Common Stock	Common Stock	Additional Paid-In Capital	Accumulated Other Comprehensive Loss	Accumulated Deficit
Increase (Decrease) in Temporary Equity [Roll Forward]
Redeemable Common Shares, Value		$ 0
Redeemable common shares, beginning balance, shares at Dec. 31, 2020		0
Convertible preferred shares, ending balance, shares at Mar. 31, 2021		229,885
Beginning balance, shares at Dec. 31, 2020			16,305,731
Beginning balance at Dec. 31, 2020	$ 72,799		$ 16	$ 267,077	$ (119)	$ (194,175)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock Issued During Period, Shares, New Issues		229,885	6,041,951
Stock Issued During Period, Value, New Issues	49,640	$ 1,875	$ 7	49,633
Stock Issued During Period Shares Warrants Exercised			1,072,887
Stock Issued During Period Value Warrants Exercised	1		$ 1
Exercise of stock options, shares			5,860
Vesting of restricted stock units, less shares withheld and retired to satisfy tax obligations	40			40
Stock-based compensation expense	1,258			1,258
Net loss	(18,676)					(18,676)
Ending balance, shares at Mar. 31, 2021			23,426,429
Ending balance at Mar. 31, 2021	105,062		$ 24	318,008	(119)	(212,851)
Redeemable common shares, beginning balance, shares at Dec. 31, 2020		0
Convertible preferred shares, ending balance, shares at Sep. 30, 2021		0
Beginning balance, shares at Dec. 31, 2020			16,305,731
Beginning balance at Dec. 31, 2020	72,799		$ 16	267,077	(119)	(194,175)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss	(58,489)
Ending balance, shares at Sep. 30, 2021			24,708,727
Ending balance at Sep. 30, 2021	68,679		$ 25	321,437	(119)	(252,664)
Increase (Decrease) in Temporary Equity [Roll Forward]
Redeemable Common Shares, Value		$ 1,875
Redeemable common shares, beginning balance, shares at Mar. 31, 2021		229,885
Convertible preferred shares, ending balance, shares at Jun. 30, 2021		229,885
Beginning balance, shares at Mar. 31, 2021			23,426,429
Beginning balance at Mar. 31, 2021	105,062		$ 24	318,008	(119)	(212,851)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock Issued During Period, Value, New Issues			$ 0
Stock Issued During Period Shares Warrants Exercised			1,056,881
Stock Issued During Period Value Warrants Exercised	1		$ 1
Issuance of shares under employee stock purchase plan, shares			20,232
Stock Issued During Period, Value, Employee Stock Purchase Plan	116			116
Vesting of restricted stock units, less shares withheld and retired to satisfy tax obligations, shares			81,316
Stock Issued During Period, Value, Restricted Stock Award, Gross	0
Stock-based compensation expense	1,797			1,797
Net loss	(19,638)
Ending balance, shares at Jun. 30, 2021			24,584,858
Ending balance at Jun. 30, 2021	87,338		$ 25	319,921	(119)	(232,489)
Increase (Decrease) in Temporary Equity [Roll Forward]
Redeemable Common Shares, Value		$ 1,875
Convertible preferred shares, ending balance, shares at Sep. 30, 2021		0
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Vesting of restricted stock units, less shares withheld and retired to satisfy tax obligations, shares			123,869
Stock Issued During Period, Value, Restricted Stock Award, Gross	0
Stock-based compensation expense	$ 1,516			1,516
Stock Repurchased and Retired During Period, Shares	(229,885)
Stock Repurchased and Retired During Period, Value	$ 0	$ (1,875)
Net loss	(20,175)					(20,175)
Ending balance, shares at Sep. 30, 2021			24,708,727
Ending balance at Sep. 30, 2021	68,679		$ 25	321,437	(119)	(252,664)
Increase (Decrease) in Temporary Equity [Roll Forward]
Redeemable Common Shares, Value		$ 0
Beginning balance, shares at Dec. 31, 2021			28,127,657
Beginning balance at Dec. 31, 2021	64,412		$ 28	347,374	(119)	(282,871)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock Issued During Period, Shares, New Issues			2,512,902
Stock Issued During Period, Value, New Issues	5,820		$ 3	5,817
Restricted Stock, Shares Issued Net of Shares for Tax Withholdings			168,817
Restricted Stock, Value, Shares Issued Net of Tax Withholdings	(12)			(12)
Stock Issued During Period Shares Warrants Exercised			100
Stock-based compensation expense	1,459			1,459
Net loss	(21,965)					(21,965)
Ending balance, shares at Mar. 31, 2022			30,809,476
Ending balance at Mar. 31, 2022	49,714		$ 31	354,638	(119)	(304,836)
Beginning balance, shares at Dec. 31, 2021			28,127,657
Beginning balance at Dec. 31, 2021	64,412		$ 28	347,374	(119)	(282,871)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Reclassification of warrant liability to permanent equity	38,754
Net loss	(64,763)
Ending balance, shares at Sep. 30, 2022			68,734,553
Ending balance at Sep. 30, 2022	61,849		$ 69	409,533	(119)	(347,634)
Beginning balance, shares at Mar. 31, 2022			30,809,476
Beginning balance at Mar. 31, 2022	49,714		$ 31	354,638	(119)	(304,836)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock Issued During Period, Shares, New Issues			72,727
Stock Issued During Period, Value, New Issues	49			49
Restricted Stock, Shares Issued Net of Shares for Tax Withholdings			108,995
Restricted Stock, Value, Shares Issued Net of Tax Withholdings	0			0
Stock-based compensation expense	1,522			1,522
Net loss	(21,212)					(21,212)
Ending balance, shares at Jun. 30, 2022			30,991,198
Ending balance at Jun. 30, 2022	30,073		$ 31	356,209	(119)	(326,048)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock Issued During Period, Shares, New Issues			37,649,086
Stock Issued During Period, Value, New Issues	13,497		$ 38	13,459
Restricted Stock, Shares Issued Net of Shares for Tax Withholdings			94,269
Restricted Stock, Value, Shares Issued Net of Tax Withholdings	0
Reclassification of warrant liability to permanent equity	38,754			38,754
Stock-based compensation expense	1,111			1,111
Net loss	(21,586)					(21,586)
Ending balance, shares at Sep. 30, 2022			68,734,553
Ending balance at Sep. 30, 2022	$ 61,849		$ 69	$ 409,533	$ (119)	$ (347,634)