Leases - Supplemental Balance Sheet (Details) - USD ($) $ in Millions	Sep. 28, 2025	Dec. 29, 2024
Operating leases:
Operating lease right-of-use assets	$ 42.0	$ 37.6
Current portion of operating lease liabilities	12.2	11.3
Operating lease liabilities, net of current portion	33.3	29.8
Finance leases:
Property, plant and equipment, net	$ 78.7	$ 57.6
Finance lease, right-of-use asset, statement of financial position [Extensible List]	Property, plant and equipment, net	Property, plant and equipment, net
Current portion of finance lease liabilities	$ 2.8	$ 1.9
Finance lease, liability, current, statement of financial position [Extensible List]	Current portion of finance lease liabilities	Current portion of finance lease liabilities
Finance lease liabilities, net of current portion	$ 86.0	$ 64.4