Revenue - Schedule of Revenue to External Customers (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2023	Oct. 01, 2022	Sep. 30, 2023	Oct. 01, 2022	Dec. 31, 2022
Disaggregation of Revenue [Line Items]
Total	$ 622.0	$ 584.6	$ 1,761.8	$ 1,682.1	$ 2,200.0
United States
Disaggregation of Revenue [Line Items]
Total	452.7	428.8	1,283.1	1,230.4
United Kingdom
Disaggregation of Revenue [Line Items]
Total	41.9	35.0	118.2	109.8
Canada
Disaggregation of Revenue [Line Items]
Total	17.3	18.2	50.3	50.7
All other countries
Disaggregation of Revenue [Line Items]
Total	$ 110.1	$ 102.6	$ 310.2	$ 291.2