Condensed Consolidated Statements of Stockholders’ Equity - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-in Capital	Accumulated Deficit	Accumulated Other Comprehensive Gain	Follow on public offering	Follow on public offering Common Stock	Follow on public offering Additional Paid-in Capital	At the market offering	At the market offering Common Stock	At the market offering Additional Paid-in Capital
Beginning balance (in shares) at Dec. 31, 2022		79,470,670
Beginning balance at Dec. 31, 2022	$ 953,613	$ 82	$ 1,476,018	$ (522,126)	$ (361)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Exercise of stock options (in shares)		100,964
Exercise of stock options	502	$ 1	501
Issuance of common stock (in shares)										1,041,536
Issuance of common stock									$ 41,787	$ 1	$ 41,786
Release of restricted stock units (in shares)		27,681
Release of restricted stock units	(727)		(727)
Vesting of early exercised stock options	2		2
Stock-based compensation expense	9,648		9,648
Unrealized gains (losses) on investments, net	408				408
Net loss	(60,462)			(60,462)
Ending balance (in shares) at Mar. 31, 2023		80,640,851
Ending balance at Mar. 31, 2023	944,771	$ 84	1,527,228	(582,588)	47
Beginning balance (in shares) at Dec. 31, 2022		79,470,670
Beginning balance at Dec. 31, 2022	953,613	$ 82	1,476,018	(522,126)	(361)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Release of restricted stock units	3,546
Foreign currency translation adjustments, net	0
Net loss	(221,465)
Ending balance (in shares) at Sep. 30, 2023		95,099,101
Ending balance at Sep. 30, 2023	1,402,716	$ 98	2,148,499	(743,591)	(2,290)
Beginning balance (in shares) at Mar. 31, 2023		80,640,851
Beginning balance at Mar. 31, 2023	944,771	$ 84	1,527,228	(582,588)	47
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Exercise of stock options (in shares)		69,951
Exercise of stock options	884		884
Issuance of common stock (in shares)							13,030,000
Issuance of common stock						$ 545,279	$ 13	$ 545,266
Issuance of common stock under Employee Stock Purchase Plan (in shares)										43,060
Issuance of common stock under Employee Stock Purchase Plan									1,017		1,017
Release of restricted stock units (in shares)		28,671
Release of restricted stock units	(214)		(214)
Vesting of early exercised stock options	2		2
Stock-based compensation expense	12,544		12,544
Unrealized gains (losses) on investments, net	(2,568)				(2,568)
Net loss	(68,339)			(68,339)
Ending balance (in shares) at Jun. 30, 2023		93,812,533
Ending balance at Jun. 30, 2023	1,433,376	$ 97	2,086,727	(650,927)	(2,521)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Exercise of stock options (in shares)		144,818
Exercise of stock options	2,156		2,156
Issuance of common stock (in shares)										1,054,407
Issuance of common stock									49,000	$ 1	48,999
Release of restricted stock units (in shares)		87,343
Release of restricted stock units	(2,605)		(2,605)
Vesting of early exercised stock options	2		2
Stock-based compensation expense	13,220		13,220
Unrealized gains (losses) on investments, net	231				231
Foreign currency translation adjustments, net	0
Net loss	(92,664)			(92,664)
Ending balance (in shares) at Sep. 30, 2023		95,099,101
Ending balance at Sep. 30, 2023	1,402,716	$ 98	2,148,499	(743,591)	(2,290)
Beginning balance (in shares) at Dec. 31, 2023		95,364,831
Beginning balance at Dec. 31, 2023	1,240,468	$ 98	2,164,583	(924,392)	179
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Exercise of stock options (in shares)		631,287
Exercise of stock options	5,024	$ 1	5,023
Issuance of common stock (in shares)							12,695,312
Issuance of common stock						816,478	$ 13	816,465
Release of restricted stock units (in shares)		64,301
Release of restricted stock units	(3,306)		(3,306)
Stock-based compensation expense	17,629		17,629
Unrealized gains (losses) on investments, net	(1,999)				(1,999)
Foreign currency translation adjustments, net	4,709				4,709
Net loss	(95,020)			(95,020)
Ending balance (in shares) at Mar. 31, 2024		108,755,731
Ending balance at Mar. 31, 2024	1,983,983	$ 112	3,000,394	(1,019,412)	2,889
Beginning balance (in shares) at Dec. 31, 2023		95,364,831
Beginning balance at Dec. 31, 2023	1,240,468	$ 98	2,164,583	(924,392)	179
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Release of restricted stock units	13,207
Foreign currency translation adjustments, net	(6,288)
Net loss	(326,847)
Ending balance (in shares) at Sep. 30, 2024		124,429,862
Ending balance at Sep. 30, 2024	3,417,634	$ 127	4,668,607	(1,251,239)	139
Beginning balance (in shares) at Mar. 31, 2024		108,755,731
Beginning balance at Mar. 31, 2024	1,983,983	$ 112	3,000,394	(1,019,412)	2,889
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Exercise of stock options (in shares)		236,610
Exercise of stock options	2,744		2,744
Issuance of common stock (in shares)										1,503,035
Issuance of common stock						25		25	106,509	$ 2	106,507
Issuance of common stock under Employee Stock Purchase Plan (in shares)		53,625
Issuance of common stock under Employee Stock Purchase Plan	1,655		1,655
Release of restricted stock units (in shares)		26,992
Release of restricted stock units	(565)		(565)
Stock-based compensation expense	21,558		21,558
Unrealized gains (losses) on investments, net	(445)				(445)
Foreign currency translation adjustments, net	(629)				(629)
Net loss	(128,703)			(128,703)
Ending balance (in shares) at Jun. 30, 2024		110,575,993
Ending balance at Jun. 30, 2024	1,986,132	$ 114	3,132,318	(1,148,115)	1,815
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Exercise of stock options (in shares)		526,071
Exercise of stock options	11,737		11,737
Issuance of common stock (in shares)							12,087,378			1,119,525
Issuance of common stock						$ 1,423,176	$ 12	$ 1,423,164	$ 89,460	$ 1	$ 89,459
Release of restricted stock units (in shares)		120,895
Release of restricted stock units	(9,336)		(9,336)
Stock-based compensation expense	21,265		21,265
Unrealized gains (losses) on investments, net	8,692				8,692
Foreign currency translation adjustments, net	(10,368)				(10,368)
Net loss	(103,124)			(103,124)
Ending balance (in shares) at Sep. 30, 2024		124,429,862
Ending balance at Sep. 30, 2024	$ 3,417,634	$ 127	$ 4,668,607	$ (1,251,239)	$ 139