Leases (Summary Of Leases Related To Consolidated Statement Of Financial Position) (Details) $ in Millions	Jun. 28, 2020 USD ($)
Assets
Operating	$ 92.4
Finance	$ 138.0
Finance Lease, Right-of-Use Asset, Statement of Financial Position [Extensible List]	us-gaap:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization
Total leased assets	$ 230.4
Current
Operating	$ 20.8
Operating Lease, Liability, Current, Statement of Financial Position [Extensible List]	us-gaap:OtherLiabilitiesCurrent
Finance	$ 10.3
Finance Lease, Liability, Current, Statement of Financial Position [Extensible List]	us-gaap:DebtCurrent
Long-term
Operating	$ 78.7
Finance	$ 150.8
Finance Lease, Liability, Noncurrent, Statement of Financial Position [Extensible List]	us-gaap:LongTermDebtNoncurrent
Total lease liabilities	$ 260.6