Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Current assets:
Cash and cash equivalents	$ 133,517	$ 176,765
Marketable securities	71,678	247,198
Restricted cash	3,832	6,100
Prepaid expenses and other current assets	4,488	14,374
Total current assets	213,515	444,437
Long-term marketable securities		10,051
Property and equipment, net	70,689	66,917
Operating lease right-of-use assets	74,903	92,486
Long-term restricted cash		4,408
Intangible asset	59,195	59,195
Goodwill	140,627	140,627
Other non-current assets	6,370	4,599
TOTAL ASSETS	565,299	822,720
Current liabilities:
Accounts payable	4,108	2,857
Accrued compensation	23,722	26,362
Accrued expenses and other current liabilities	23,462	14,547
Operating lease liabilities	13,195	12,393
Contingent consideration		55,345
Total current liabilities	64,487	111,504
Operating lease liabilities, net of current portion	90,901	95,860
Contingent consideration, net of current portion	109,606	95,034
Success payment liabilities	12,799	21,007
Total liabilities	277,793	323,405
Commitments and contingencies (Note 9)
Stockholders' equity:
Preferred stock, $0.0001 par value; 50,000 shares authorized; zero shares issued and outstanding as of December 31, 2023 and December 31, 2022
Common stock, $0.0001 par value; 750,000 shares authorized; 197,857 and 191,022 shares issued and outstanding as of December 31, 2023 and December 31, 2022, respectively	20	19
Additional paid-in capital	1,625,637	1,558,459
Accumulated other comprehensive loss	(60)	(4,327)
Accumulated deficit	(1,338,091)	(1,054,836)
Total stockholders' equity	287,506	499,315
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY	$ 565,299	$ 822,720