Condensed Consolidated Statements of Stockholders' Equity (Unaudited) - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-In Capital	Accumulated Deficit	Accumulated Other Comprehensive Income (Loss)
Balance at Dec. 31, 2020	$ 172,095	$ 3	$ 345,180	$ (173,171)	$ 83
Balance, Shares at Dec. 31, 2020		29,776,544
Issuance of common stock in connection with common stock option exercises	80		80
Issuance of common stock in connection with common stock option exercises, Shares		12,535
Issuance of common stock	7,038		7,038
Issuance of common stock, shares		375,654
Restricted common stock vested in the period, Shares		33,396
Stock-based compensation	5,285		5,285
Net loss	(50,532)			(50,532)
Other comprehensive loss	(83)				(83)
Balance at Mar. 31, 2021	133,883	$ 3	357,583	(223,703)
Balance, Shares at Mar. 31, 2021		30,198,129
Balance at Dec. 31, 2021	120,212	$ 3	377,403	(257,159)	(35)
Balance, Shares at Dec. 31, 2021		30,582,596
Issuance of common stock in connection with equity award plans	1,477		1,477
Issuance of common stock in connection with equity award plans, Shares		100,951
Issuance of common stock	17,384		17,384
Issuance of common stock, shares		995,897
Restricted common stock vested in the period, Shares		33,398
Issuance of shares in connection with ESPP	1,477		1,477
Issuance of shares in connection with ESPP, Shares		100,951
Stock-based compensation	6,561		6,561
Net loss	(36,606)			(36,606)
Other comprehensive loss	(96)				(96)
Balance at Mar. 31, 2022	$ 108,932	$ 3	$ 402,825	$ (293,765)	$ (131)
Balance, Shares at Mar. 31, 2022		31,712,842