Condensed Consolidated Balance Sheets - Unaudited - USD ($) $ in Thousands	Sep. 30, 2024	Dec. 31, 2023
Current assets
Cash and cash equivalents	$ 108,088	$ 60,649
Marketable securities	298,724	302,301
Interest receivable	5,102	1,375
Prepaid assets	6,227	3,399
Prepaid clinical	11,053	6,413
Other current assets	1,031	9
Total current assets	430,225	374,146
Fixed assets, net	38,519	42,143
Right of use assets, net	6,049	4,263
Total assets	474,793	420,552
Current liabilities
Accounts payable	2,850	5,098
Lease liabilities	1,067	803
Accrued expenses and other	21,264	17,665
Income taxes payable	0	1,472
Total current liabilities	25,181	25,038
Income tax payable, net of current portion	772	568
Lease liabilities, net of current portion	5,372	3,610
Total liabilities	31,325	29,216
Commitments and contingencies
Redeemable noncontrolling interest	1,423,180	1,494,732
Shareholders' deficit
Additional paid-in capital	199,509	36,114
Accumulated other comprehensive (loss) gain	321	130
Accumulated deficit	(1,179,571)	(1,139,663)
Total shareholders' deficit	(979,712)	(1,103,396)
Total liabilities and shareholders' deficit	474,793	420,552
Common Class A [Member]
Shareholders' deficit
Common stock value	13	6
Common Class B [Member]
Shareholders' deficit
Common stock value	$ 16	$ 17