Revenue - Summary of Net Revenue by Line of Business (Details) - USD ($) $ in Millions	3 Months Ended
	Apr. 03, 2022	Apr. 04, 2021
Disaggregation Of Revenue [Line Items]
Total Product Revenue	$ 495.2	$ 499.7
Collaborations and Other Revenue	4.8	7.1
Net Revenue	500.1	506.8
Clinical Laboratories
Disaggregation Of Revenue [Line Items]
Total Product Revenue	321.2	334.0
Transfusion Medicine
Disaggregation Of Revenue [Line Items]
Total Product Revenue	173.6	161.4
Other Product Revenue
Disaggregation Of Revenue [Line Items]
Total Product Revenue	$ 0.4	$ 4.3