CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY (UNAUDITED) - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-In Capital	Accumulated Other Comprehensive Loss	Accumulated Deficit
Balance at Dec. 31, 2021	$ 225,266	$ 7	$ 522,479	$ (155)	$ (297,065)
Balance, Shares at Dec. 31, 2021		63,565,886
Stock-based compensation	10,467		10,467
Issuance of common stock, upon vesting of restricted stock, Shares		698,241
Unrealized gain (loss) on available-for-sale securities	(195)			(195)
Net loss	(43,863)				(43,863)
Balance at Mar. 31, 2022	191,675	$ 7	532,946	(350)	(340,928)
Balance, Shares at Mar. 31, 2022		64,264,127
Balance at Dec. 31, 2021	225,266	$ 7	522,479	(155)	(297,065)
Balance, Shares at Dec. 31, 2021		63,565,886
Unrealized gain (loss) on available-for-sale securities	(289)
Net loss	(88,502)
Balance at Jun. 30, 2022	158,137	$ 7	544,141	(444)	(385,567)
Balance, Shares at Jun. 30, 2022		64,788,103
Balance at Mar. 31, 2022	191,675	$ 7	532,946	(350)	(340,928)
Balance, Shares at Mar. 31, 2022		64,264,127
Stock-based compensation	10,951		10,951
Issuance of common stock, upon vesting of restricted stock, Shares		450,619
Purchase of common stock under the 2020 Employee Stock Purchase Plan	244		244
Purchase of common stock under the 2020 employee stock purchase plan, Shares		73,357
Unrealized gain (loss) on available-for-sale securities	(94)			(94)
Net loss	(44,639)				(44,639)
Balance at Jun. 30, 2022	158,137	$ 7	544,141	(444)	(385,567)
Balance, Shares at Jun. 30, 2022		64,788,103
Balance at Dec. 31, 2022	224,519	$ 9	690,753	(468)	(465,775)
Balance, Shares at Dec. 31, 2022		93,093,243
Stock-based compensation	10,029		10,029
Issuance of common stock, upon vesting of restricted stock, Shares		334,747
Unrealized gain (loss) on available-for-sale securities	167			167
Net loss	(41,183)				(41,183)
Balance at Mar. 31, 2023	193,532	$ 9	700,782	(301)	(506,958)
Balance, Shares at Mar. 31, 2023		93,427,990
Balance at Dec. 31, 2022	224,519	$ 9	690,753	(468)	(465,775)
Balance, Shares at Dec. 31, 2022		93,093,243
Unrealized gain (loss) on available-for-sale securities	243
Net loss	(86,450)
Balance at Jun. 30, 2023	229,113	$ 11	781,552	(225)	(552,225)
Balance, Shares at Jun. 30, 2023		113,716,018
Balance at Mar. 31, 2023	193,532	$ 9	700,782	(301)	(506,958)
Balance, Shares at Mar. 31, 2023		93,427,990
Stock-based compensation	10,288		10,288
Issuance of common stock, upon vesting of restricted stock, Shares		179,092
Purchase of common stock under the 2020 Employee Stock Purchase Plan	315		315
Purchase of common stock under the 2020 employee stock purchase plan, Shares		108,936
Issuance of common stock in public offering, net of underwriting discounts, commissions and offering costs	70,169	$ 2	70,167
Issuance of common stock in public offering, net of underwriting discounts, commissions and offering costs, Shares		20,000,000
Unrealized gain (loss) on available-for-sale securities	76			76
Net loss	(45,267)				(45,267)
Balance at Jun. 30, 2023	$ 229,113	$ 11	$ 781,552	$ (225)	$ (552,225)
Balance, Shares at Jun. 30, 2023		113,716,018