Consolidated Statements of Stockholders' Equity - USD ($) $ in Thousands	Total	Common Stock	Additional Paid In Capital	Accumulated Deficit	Accumulated Other Comprehensive Income (Loss)	Private Placement	Private Placement Common Stock	Private Placement Additional Paid In Capital	IPO	IPO Common Stock	IPO Additional Paid In Capital	Series Seed Convertible Preferred Stock	Series A Convertible Preferred Stock	Series B Convertible Preferred Stock	Series B-1 Convertible Preferred	Series C Convertible Preferred Stock
Temporary Equity, Beginning Balance at Dec. 31, 2018												$ 5,900	$ 28,794	$ 38,735
Temporary Equity, Beginning Balance, Shares at Dec. 31, 2018												3,000,000	14,498,547	9,605,905
Beginning Balance at Dec. 31, 2018	$ (34,436)		$ 774	$ (35,210)
Beginning Balance at Dec. 31, 2018		1,479,188
Vesting of Series A Preferred Stock in connection with collaboration arrangement (Note 5)													$ 443
Vesting of Series A Preferred Stock in connection with collaboration arrangement (Note 5), Shares													221,579
Issuance of Preferred Stock, net of issuance costs														$ 21,183	$ 14,025
Issuance of Series B-1 Preferred Stock, net of issuance costs of $49, Shares														5,221,675	3,059,695
Exercise of Stock Options	74		74
Exercise of Stock Options, Shares		95,904
Vesting Restricted Stock, Shares		354,424
Stock-based compensation expense	1,196		1,196
Unrealized gain on marketable securities	6				$ 6
Net Loss	(41,246)			(41,246)
Temporary Equity, Ending Balance at Dec. 31, 2019												$ 5,900	$ 29,237	$ 59,918	$ 14,025
Temporary Equity, Ending Balance, Shares at Dec. 31, 2019												3,000,000	14,720,126	14,827,580	3,059,695
Ending Balance at Dec. 31, 2019	(74,406)		2,044	(76,456)	6
Ending Balance, Shares at Dec. 31, 2019		1,929,516
Vesting of Series A Preferred Stock in connection with collaboration arrangement (Note 5)													$ 222
Vesting of Series A Preferred Stock in connection with collaboration arrangement (Note 5), Shares													110,788
Issuance of Preferred Stock, net of issuance costs														$ 4,800		$ 88,180
Issuance of Series B-1 Preferred Stock, net of issuance costs of $49, Shares														1,182,265		13,539,141
Temporary Equity, Exchange of Series A Convertible Preferred Stock for Series C Preferred Convertible Preferred Stock													$ (3,950)			$ 13,000
Temporary Equity, Exchange of Series A Convertible Preferred Stock for Series C Preferred Convertible Preferred Stock, Shares													(1,988,802)			1,988,802
Exchange of Series A Convertible Preferred Stock for Series C Preferred Convertible Preferred Stock	(9,050)		(2,334)	(6,716)
Exercise of Stock Options	162		162
Exercise of Stock Options, Shares		78,852
Vesting Restricted Stock	112		112
Vesting Restricted Stock, Shares		184,410
Stock-based compensation expense	5,190		5,190
Unrealized gain on marketable securities	(134)				(134)
Issuance of shares						$ 13,527		$ 13,527	$ 182,748	$ 1	$ 182,747
Issuance of shares, Shares							676,354			9,987,520
Conversion of convertible preferred stock into common stock	211,332	$ 3	211,329									$ (5,900)	$ (25,509)	$ (64,718)	$ (14,025)	$ (101,180)
Conversion of convertible preferred stock into common, Shares		31,625,534										(3,000,000)	(12,842,112)	(16,009,845)	(3,059,695)	(15,527,943)
Net Loss	(45,593)			(45,593)
Ending Balance at Dec. 31, 2020	283,888	$ 4	412,777	(128,765)	(128)
Ending Balance, Shares at Dec. 31, 2020		44,482,186
Exercise of Stock Options	7,633	$ 1	7,632
Exercise of Stock Options, Shares		1,431,271
Vesting Restricted Stock, Shares		72,359
Stock-based compensation expense	24,972		24,972
Unrealized gain on marketable securities	(532)				(532)
Issuance of shares						$ 2,346		$ 2,346	$ 240,760		$ 240,760
Issuance of shares, Shares							49,928			5,468,250
Net Loss	(100,217)			(100,217)
Issuance of shares under employee stock purchase plan, Value	788		788
Issuance of shares under employee stock purchase plan, Share		19,687
Issuance of vested restricted stock to consultants, Share		12,500
Ending Balance at Dec. 31, 2021	$ 459,638	$ 5	$ 689,275	$ (228,982)	$ (660)
Ending Balance, Shares at Dec. 31, 2021		51,536,181