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Collaboration Agreements And Business Development Activities - Research Collaborations and In-Licensing Arrangements Narrative (Details) - USD ($)
$ in Thousands
3 Months Ended
Apr. 04, 2025
Mar. 29, 2024
Asset Acquisition [Line Items]    
Research and development $ 212,233 $ 227,689
Research Collaborations, In-Licensing Arrangements and Other Business Development Activities    
Asset Acquisition [Line Items]    
Research and development 5,300 $ 22,800
Collaborative arrangement, maximum aggregate development milestone payments 441,500  
Collaborative arrangement, maximum aggregate regulatory milestone payments 278,000  
Collaborative arrangement, rights and obligations, maximum aggregate commercial milestone payments $ 2,400,000