Consolidated Statements of Stockholders' Equity - USD ($) $ in Thousands	Total	Common Stock [Member]	Additional Paid-in Capital [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Accumulated Deficit [Member]
Beginning balance at Dec. 31, 2020	$ 763,293	$ 90	$ 1,167,367	$ 64	$ (404,228)
Beginning balance, shares at Dec. 31, 2020		89,906,835
Issuance of common stock upon acquisition of ZebiAI	62,992	$ 2	62,990
Issuance of common stock upon acquisition of ZebiAI, shares		1,914,219
Issuance of common stock through follow-on/at-the-market offerings, net	382,210	$ 15	382,195
Issuance of common stock through follow-on/at-the-market offerings, net shares		15,188,679
Issuance of common stock through exercise of stock options	4,739	$ 1	4,738
Issuance of common stock through exercise of stock options, shares		996,536
Issuance of common stock via employee stock purchase plan	1,141	$ 1	1,140
Issuance of common stock via employee stock purchase plan, shares		43,685
Vesting of restricted common stock	3		3
Vesting of restricted common stock ,shares		84,489
Vesting of restricted stock units, Shares		75,875
Stock compensation expense	48,454		48,454
Unrealized (loss) gain on investments	(1,152)			(1,152)
Net loss	(363,872)				(363,872)
Ending balance at Dec. 31, 2021	897,808	$ 109	1,666,887	(1,088)	(768,100)
Ending balance, shares at Dec. 31, 2021		108,210,318
Issuance of common stock upon milestone achievement,shares		301,939
Issuance of common stock upon milestone achievement	6,203		6,203
Issuance of common stock through follow-on/at-the-market offerings, net	284,744	$ 11	284,733
Issuance of common stock through follow-on/at-the-market offerings, net shares		11,320,755
Issuance of common stock through exercise of stock options	3,480	$ 1	3,479
Issuance of common stock through exercise of stock options, shares		757,873
Issuance of common stock via employee stock purchase plan	1,686		1,686
Issuance of common stock via employee stock purchase plan, shares		123,019
Vesting of restricted stock units, Shares		398,330
Stock compensation expense	56,138		56,138
Unrealized (loss) gain on investments	(9,332)			(9,332)
Net loss	(290,509)				(290,509)
Ending balance at Dec. 31, 2022	950,218	$ 121	2,019,126	(10,420)	(1,058,609)
Ending balance, shares at Dec. 31, 2022		121,112,234
Issuance of common stock upon milestone achievement,shares		1,797,064
Issuance of common stock upon milestone achievement	12,750	$ 2	12,748
Issuance of common stock through follow-on/at-the-market offerings, net	30,281	$ 3	30,278
Issuance of common stock through follow-on/at-the-market offerings, net shares		3,026,072
Issuance of common stock through exercise of stock options	1,986	$ 1	1,985
Issuance of common stock through exercise of stock options, shares		399,498
Issuance of common stock via employee stock purchase plan	2,486		2,486
Issuance of common stock via employee stock purchase plan, shares		244,125
Vesting of restricted stock units, Shares		883,416
Stock compensation expense	86,031		86,031
Unrealized (loss) gain on investments	10,224			10,224
Net loss	(341,973)				(341,973)
Ending balance at Dec. 31, 2023	$ 752,003	$ 127	$ 2,152,654	$ (196)	$ (1,400,582)
Ending balance, shares at Dec. 31, 2023		127,462,409