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Collaboration Agreements And Business Development Activities - GSK Narrative (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jul. 01, 2022
Jul. 02, 2021
Jul. 01, 2022
Jul. 02, 2021
Collaboration Agreement with GlaxoSmithKline        
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]        
Percent of royalty on net sale     3.00%  
Royal Pharma        
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]        
Royalty expense $ 14.6 $ 12.1 $ 27.7 $ 22.2