Condensed Consolidated Statements of Stockholders' Equity (unaudited) - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-in Capital	Accumulated Deficit
Balance at Dec. 31, 2020	$ 74,492	$ 13	$ 224,363	$ (149,884)
Balance, Shares at Dec. 31, 2020		12,932,377
Exercise of common stock options	262		262
Exercise of common stock options, Shares		30,391
Stock-based compensation	599		599
Net loss	(7,802)			(7,802)
Balance at Mar. 31, 2021	67,551	$ 13	225,224	(157,686)
Balance, Shares at Mar. 31, 2021		12,962,768
Balance at Dec. 31, 2020	74,492	$ 13	224,363	(149,884)
Balance, Shares at Dec. 31, 2020		12,932,377
Net loss	(18,841)
Balance at Jun. 30, 2021	57,499	$ 13	226,211	(168,725)
Balance, Shares at Jun. 30, 2021		13,001,105
Balance at Mar. 31, 2021	67,551	$ 13	225,224	(157,686)
Balance, Shares at Mar. 31, 2021		12,962,768
Exercise of common stock options	331		331
Exercise of common stock options, Shares		38,337
Stock-based compensation	656		656
Net loss	(11,039)			(11,039)
Balance at Jun. 30, 2021	57,499	$ 13	226,211	(168,725)
Balance, Shares at Jun. 30, 2021		13,001,105
Balance at Dec. 31, 2021	34,316	$ 13	227,700	(193,397)
Balance, Shares at Dec. 31, 2021		13,007,178
Exercise of common stock options	8		8
Exercise of common stock options, Shares		2,718
Stock-based compensation	844		844
Net loss	(11,911)			(11,911)
Balance at Mar. 31, 2022	23,257	$ 13	228,552	(205,308)
Balance, Shares at Mar. 31, 2022		13,009,896
Balance at Dec. 31, 2021	$ 34,316	$ 13	227,700	(193,397)
Balance, Shares at Dec. 31, 2021		13,007,178
Exercise of common stock options, Shares	2,718
Net loss	$ (26,277)
Balance at Jun. 30, 2022	106,249	$ 32	325,891	(219,674)
Balance, Shares at Jun. 30, 2022		31,826,357
Balance at Mar. 31, 2022	23,257	$ 13	228,552	(205,308)
Balance, Shares at Mar. 31, 2022		13,009,896
Issuance of common stock and pre-fundedwarrants, net of issuance costs of $4,244	96,251	$ 19	96,232
Issuance of common stock and pre-funded warrants, net of issuance costs, Shares		18,815,159
Issuance of common stock upon RSU vesting, shares		1,302
Stock-based compensation	1,107		1,107
Net loss	(14,366)			(14,366)
Balance at Jun. 30, 2022	$ 106,249	$ 32	$ 325,891	$ (219,674)
Balance, Shares at Jun. 30, 2022		31,826,357