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Business Segment Information - Summary of Net Sales by Customer Class (Detail) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2023
Oct. 01, 2022
Sep. 30, 2023
Oct. 01, 2022
Revenue, Major Customer [Line Items]        
Total net sales $ 711,692 $ 708,555 $ 2,136,942 $ 2,113,446
Pharmaceutical [Member]        
Revenue, Major Customer [Line Items]        
Total net sales 421,535 405,959 1,233,177 1,258,902
Industrial [Member]        
Revenue, Major Customer [Line Items]        
Total net sales 209,449 223,968 648,754 641,882
Academic and government [Member]        
Revenue, Major Customer [Line Items]        
Total net sales $ 80,708 $ 78,628 $ 255,011 $ 212,662