CONDENSED STATEMENTS OF CONVERTIBLE PREFERRED STOCK AND STOCKHOLDERS' EQUITY (DEFICIT) (Unaudited) - USD ($) $ in Thousands	Total	Convertible Preferred Stock	Common Stock	Additional Paid-In Capital	Accumulated Other Comprehensive Loss	Accumulated Deficit
Beginning Balance at Dec. 31, 2020	$ (104,947)			$ 3,452		$ (108,399)
Beginning Balance, Shares at Dec. 31, 2020			2,130,139
Beginning Balance at Dec. 31, 2020		$ 105,296
Beginning Balance, Shares at Dec. 31, 2020		15,232,275
Issuance of Series C-2 convertible preferred stock, net of issuance cost of $42		$ 51,902
Issuance of Series C-2 convertible preferred stock, net of issuance cost of $42, Shares		5,611,059
Reclassification of convertible preferred stock purchase right liability to equity upon issuance of convertible C-2 preferred stock		$ 31,308
Conversion of convertible preferred stock to common stock	188,506			188,506
Conversion of convertible preferred stock to common stock, Shares			20,843,334
Temporary equity, Conversion of convertible preferred stock to common stock		$ (188,506)
Temporary equity, Conversion of convertible preferred stock to common stock, Shares		(20,843,334)
Issuance of common stock upon initial public offering, net of issuance costs of $22,541	241,959			241,959
Issuance of common stock upon initial public offering, net of issuance costs of $22,541, Shares			13,225,000
Issuance of common stock related to stock purchase agreement	13,638			13,638
Issuance of common stock related to stock purchase agreement, Shares			821,045
Issuance of common stock under employee stock purchase plan	420			420
Issuance of common stock under employee stock purchase plan, Shares			29,685
Issuance of common stock upon exercise of stock options	152			152
Issuance of common stock upon exercise of stock options,Shares			59,199
Issuance of common stock upon exercise of common stock warrants, Shares			82,603
Vesting of early exercised options	98			98
Stock-based compensation	4,132			4,132
Unrealized gain (loss) on available-for-sale investments	(23)				$ (23)
Net loss	(48,039)					(48,039)
Ending Balance at Jun. 30, 2021	295,896			452,357	(23)	(156,438)
Ending Balance, Shares at Jun. 30, 2021			37,191,005
Beginning Balance at Mar. 31, 2021	303,248			436,165	(64)	(132,853)
Beginning Balance, Shares at Mar. 31, 2021			36,331,846
Issuance of common stock related to stock purchase agreement	13,638			13,638
Issuance of common stock related to stock purchase agreement, Shares			821,045
Issuance of common stock under employee stock purchase plan	420			420
Issuance of common stock under employee stock purchase plan, Shares			29,685
Issuance of common stock upon exercise of stock options	23			23
Issuance of common stock upon exercise of stock options,Shares			8,429
Vesting of early exercised options	88			88
Stock-based compensation	2,023			2,023
Unrealized gain (loss) on available-for-sale investments	41				41
Net loss	(23,585)					(23,585)
Ending Balance at Jun. 30, 2021	295,896			452,357	(23)	(156,438)
Ending Balance, Shares at Jun. 30, 2021			37,191,005
Beginning Balance at Dec. 31, 2021	250,119			457,430	(321)	(206,990)
Beginning Balance, Shares at Dec. 31, 2021			37,399,694
Beginning Balance at Dec. 31, 2021	0
Vesting of restricted stock units			45,867
Issuance of common stock under employee stock purchase plan	224			224
Issuance of common stock under employee stock purchase plan, Shares			136,711
Issuance of common stock upon exercise of stock options	135			135
Issuance of common stock upon exercise of stock options,Shares			59,187
Vesting of early exercised options	4			4
Stock-based compensation	5,310			5,310
Unrealized gain (loss) on available-for-sale investments	(1,482)				(1,482)
Net loss	(46,342)					(46,342)
Ending Balance at Jun. 30, 2022	207,968			463,103	(1,803)	(253,332)
Ending Balance, Shares at Jun. 30, 2022			37,641,459
Ending Balance at Jun. 30, 2022	0
Beginning Balance at Mar. 31, 2022	228,394			460,458	(1,396)	(230,668)
Beginning Balance, Shares at Mar. 31, 2022			37,471,312
Vesting of restricted stock units			20,033
Issuance of common stock under employee stock purchase plan	224			224
Issuance of common stock under employee stock purchase plan, Shares			136,711
Issuance of common stock upon exercise of stock options	28			28
Issuance of common stock upon exercise of stock options,Shares			13,403
Vesting of early exercised options	2			2
Stock-based compensation	2,391			2,391
Unrealized gain (loss) on available-for-sale investments	(407)				(407)
Net loss	(22,664)					(22,664)
Ending Balance at Jun. 30, 2022	207,968			$ 463,103	$ (1,803)	$ (253,332)
Ending Balance, Shares at Jun. 30, 2022			37,641,459
Ending Balance at Jun. 30, 2022	$ 0