CONDENSED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) $ in Thousands	Common Stock	Additional Paid-In Capital	Accumulated Deficit	Accumulated Other Comprehensive Loss	Total
Balance, Value at Dec. 31, 2021	$ 53	$ 708,585	$ (480,758)	$ (358)	$ 227,522
Balance, Shares at Dec. 31, 2021	53,480,812
Stock-based compensation expense		4,266			4,266
Shares issued upon exercise of stock options, value		3			3
Shares issued upon exercise of stock options, shares	470
Shares issued upon vesting of restricted stock units, value		1,438			1,438
Shares issued upon vesting of restricted stock units, shares	109,943
Net loss			(27,749)		(27,749)
Other comprehensive income				(1,365)	(1,365)
Balance, Value at Mar. 31, 2022	$ 53	714,292	(508,507)	(1,723)	204,115
Balance, Shares at Mar. 31, 2022	53,591,225
Balance, Value at Dec. 31, 2021	$ 53	708,585	(480,758)	(358)	227,522
Balance, Shares at Dec. 31, 2021	53,480,812
Net loss					(55,135)
Other comprehensive income				(1,790)
Balance, Value at Sep. 30, 2022	$ 53	722,808	(535,893)	(2,148)	184,820
Balance, Shares at Sep. 30, 2022	53,733,607
Balance, Value at Mar. 31, 2022	$ 53	714,292	(508,507)	(1,723)	204,115
Balance, Shares at Mar. 31, 2022	53,591,225
Stock-based compensation expense		4,232			4,232
Shares issued upon exercise of stock options, value		182			182
Shares issued upon exercise of stock options, shares	30,000
Shares issued upon vesting of restricted stock units, value		423			423
Shares issued upon vesting of restricted stock units, shares	89,075
Net loss			(4,206)		(4,206)
Other comprehensive income				(324)	(324)
Balance, Value at Jun. 30, 2022	$ 53	719,129	(512,713)	(2,047)	204,422
Balance, Shares at Jun. 30, 2022	53,710,300
Stock-based compensation expense		3,520			3,520
Shares issued upon exercise of stock options, value		104			104
Shares issued upon exercise of stock options, shares	15,807
Shares issued upon vesting of restricted stock units, value		55			55
Shares issued upon vesting of restricted stock units, shares	7,500
Net loss			(23,180)		(23,180)
Other comprehensive income				(101)	(101)
Balance, Value at Sep. 30, 2022	$ 53	722,808	(535,893)	(2,148)	184,820
Balance, Shares at Sep. 30, 2022	53,733,607
Balance, Value at Dec. 31, 2022	$ 53	726,630	(566,232)	(1,672)	158,779
Balance, Shares at Dec. 31, 2022	53,797,341
Stock-based compensation expense		2,972			2,972
Shares issued upon exercise of stock options, value	$ 1	559			560
Shares issued upon exercise of stock options, shares	93,218
Shares issued upon vesting of restricted stock units, value		381			381
Shares issued upon vesting of restricted stock units, shares	83,793
Net loss			(26,665)		(26,665)
Other comprehensive income				571	571
Balance, Value at Mar. 31, 2023	$ 54	730,542	(592,897)	(1,101)	136,598
Balance, Shares at Mar. 31, 2023	53,974,352
Balance, Value at Dec. 31, 2022	$ 53	726,630	(566,232)	(1,672)	$ 158,779
Balance, Shares at Dec. 31, 2022	53,797,341
Shares issued upon exercise of stock options, shares					93,218
Net loss					$ (86,176)
Other comprehensive income				1,233
Balance, Value at Sep. 30, 2023	$ 54	738,435	(652,408)	(439)	85,642
Balance, Shares at Sep. 30, 2023	54,471,829
Balance, Value at Mar. 31, 2023	$ 54	730,542	(592,897)	(1,101)	136,598
Balance, Shares at Mar. 31, 2023	53,974,352
Stock-based compensation expense		3,116			3,116
Shares issued upon vesting of restricted stock units, value		326			326
Shares issued upon vesting of restricted stock units, shares	94,454
Net loss			(31,479)		(31,479)
Other comprehensive income				371	371
Balance, Value at Jun. 30, 2023	$ 54	733,984	(624,376)	(730)	108,932
Balance, Shares at Jun. 30, 2023	54,068,806
Net proceeds from sales of common stock under open market sales agreement		1,117			1,117
Net proceeds from sales of common stock under open market sales agreement (shares)	386,881
Stock-based compensation expense		3,171			3,171
Shares issued upon vesting of restricted stock units, value		163			163
Shares issued upon vesting of restricted stock units, shares	16,142
Net loss			(28,032)		(28,032)
Other comprehensive income				291	291
Balance, Value at Sep. 30, 2023	$ 54	$ 738,435	$ (652,408)	$ (439)	$ 85,642
Balance, Shares at Sep. 30, 2023	54,471,829