CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) $ in Thousands	Common Stock	Additional Paid-in Capital	Accumulated Other Comprehensive Income (Loss)	Accumulated Deficit	Total
Balance at beginning at Dec. 31, 2020	$ 34	$ 505,069	$ (2)	$ (244,331)	$ 260,770
Balance at beginning (in shares) at Dec. 31, 2020	34,152,470
Increase (decrease) in Stockholders' Equity
Unrealized gain (loss) on marketable securities			25		25
Exercise of stock options		2,743			2,743
Exercise of stock options (in shares)	245,920
Equity-based compensation expense		4,673			4,673
Net Loss				(27,671)	(27,671)
Balance at end at Mar. 31, 2021	$ 34	512,485	23	(272,002)	240,540
Balance at end (in shares) at Mar. 31, 2021	34,398,390
Balance at beginning at Dec. 31, 2020	$ 34	505,069	(2)	(244,331)	260,770
Balance at beginning (in shares) at Dec. 31, 2020	34,152,470
Increase (decrease) in Stockholders' Equity
Unrealized gain (loss) on marketable securities					11
Net Loss					(58,378)
Balance at end at Jun. 30, 2021	$ 34	519,322	9	(302,709)	216,656
Balance at end (in shares) at Jun. 30, 2021	34,459,787
Balance at beginning at Mar. 31, 2021	$ 34	512,485	23	(272,002)	240,540
Balance at beginning (in shares) at Mar. 31, 2021	34,398,390
Increase (decrease) in Stockholders' Equity
Unrealized gain (loss) on marketable securities			(14)		(14)
Exercise of stock options		611			611
Exercise of stock options (in shares)	61,397
Equity-based compensation expense		6,226			6,226
Net Loss				(30,707)	(30,707)
Balance at end at Jun. 30, 2021	$ 34	519,322	9	(302,709)	216,656
Balance at end (in shares) at Jun. 30, 2021	34,459,787
Balance at beginning at Dec. 31, 2021	$ 35	548,204	(35)	(376,130)	172,074
Balance at beginning (in shares) at Dec. 31, 2021	35,209,099
Increase (decrease) in Stockholders' Equity
Unrealized gain (loss) on marketable securities			(117)		(117)
Exercise of stock options		481			481
Exercise of stock options (in shares)	42,129
Issuance of common shares upon RSU vesting (in shares)	49,595
Equity-based compensation expense		6,828			6,828
Net Loss				(7,950)	(7,950)
Balance at end at Mar. 31, 2022	$ 35	555,513	(152)	(384,080)	171,316
Balance at end (in shares) at Mar. 31, 2022	35,300,823
Balance at beginning at Dec. 31, 2021	$ 35	548,204	(35)	(376,130)	172,074
Balance at beginning (in shares) at Dec. 31, 2021	35,209,099
Increase (decrease) in Stockholders' Equity
Unrealized gain (loss) on marketable securities					(44)
Net Loss					(51,950)
Balance at end at Jun. 30, 2022	$ 52	757,614	(79)	(428,080)	329,507
Balance at end (in shares) at Jun. 30, 2022	51,638,247
Balance at beginning at Mar. 31, 2022	$ 35	555,513	(152)	(384,080)	171,316
Balance at beginning (in shares) at Mar. 31, 2022	35,300,823
Increase (decrease) in Stockholders' Equity
Unrealized gain (loss) on marketable securities			73		73
Exercise of stock options	$ 1	1			2
Exercise of stock options (in shares)	263
Sale of common shares, pre-funded warrants and warrants to purchase common shares, net of issuance costs	$ 16	195,309			195,325
Sale of common shares, pre-funded warrants and warrants to purchase common shares, net of issuance costs (in shares)	16,326,530
Issuance of common shares upon RSU vesting (in shares)	10,631
Equity-based compensation expense		6,791			6,791
Net Loss				(44,000)	(44,000)
Balance at end at Jun. 30, 2022	$ 52	$ 757,614	$ (79)	$ (428,080)	$ 329,507
Balance at end (in shares) at Jun. 30, 2022	51,638,247