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Segment Information (Tables)
 12 Months Ended
Dec. 31, 2024
Segment Reporting [Abstract]  
Schedule of Segment Reporting Information, by Segment The approximate disaggregated amounts that comprise research and development expenses regularly reviewed by the CODM are as follows:
(in thousands)Year Ended December 31,
202420232022
Program third-party research and development expenses$31,957 $8,332 $8,180 
Other research and development expenses (1)136,141 69,375 303,501 
Total research and development expenses$168,098 $77,707 $311,681 
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(1)     Other research and development expenses consist of all other research and development costs incurred for the benefit of multiple research and development programs, including legal, employee costs, depreciation, information technology, other facility-bases expenses and other third-party costs.