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Business Segment Information - Summary of Net Sales by Customer Class (Detail) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 29, 2024	Jul. 01, 2023	Jun. 29, 2024	Jul. 01, 2023
Revenue, Major Customer [Line Items]
Total net sales	$ 708,529	$ 740,576	$ 1,345,368	$ 1,425,250
Pharmaceutical [Member]
Revenue, Major Customer [Line Items]
Total net sales	415,747	426,744	789,954	811,642
Industrial [Member]
Revenue, Major Customer [Line Items]
Total net sales	221,385	229,655	416,719	439,305
Academic and government [Member]
Revenue, Major Customer [Line Items]
Total net sales	$ 71,397	$ 84,177	$ 138,695	$ 174,303

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