Leases - Supplemental Balance Sheet (Details) - USD ($) $ in Millions	Sep. 25, 2022	Dec. 26, 2021
Operating leases:
Operating lease right-of-use assets	$ 41.7	$ 38.5
Current portion of operating lease liabilities	10.7	10.1
Operating lease liabilities, net of current portion	35.3	32.7
Finance leases:
Property, plant and equipment, net	54.9	39.0
Other current liabilities	1.6	1.2
Other long-term liabilities	$ 50.4	$ 43.2
Finance Lease, Right-of-Use Asset, Statement of Financial Position [Extensible List]	Property, plant and equipment, net	Property, plant and equipment, net
Finance Lease, Liability, Current, Statement of Financial Position [Extensible List]	Other current liabilities	Other current liabilities
Finance Lease, Liability, Noncurrent, Statement of Financial Position [Extensible List]	Other long-term liabilities	Other long-term liabilities