Revenue Recognition - Net Revenues by Brand Portfolio (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 28, 2025	Sep. 29, 2024	Sep. 28, 2025	Sep. 29, 2024
Revenue from External Customer [Line Items]
Net revenues	$ 1,387.5	$ 1,281.3	$ 3,255.4	$ 3,033.9
Grow Brands
Revenue from External Customer [Line Items]
Net revenues	1,006.0	839.0	2,391.6	2,065.0
Optimize Brands
Revenue from External Customer [Line Items]
Net revenues	221.9	223.2	509.5	530.0
Reinvent Brands
Revenue from External Customer [Line Items]
Net revenues	$ 159.6	$ 219.1	$ 354.3	$ 438.9