Income Taxes (Schedule Of Deferred Tax Assets and Liabilities) (Details) - USD ($) $ in Millions	Dec. 31, 2019	Dec. 31, 2018
Income Tax Disclosure [Abstract]
Net operating losses	$ 54.8	$ 58.7
Postretirement benefits	21.2	18.2
Pension benefit liabilities	12.9	14.3
Deferred compensation	10.5	11.8
Undistributed foreign earnings		32.5
Foreign tax credit carryforwards	13.1	19.1
State tax credit carryforwards	9.3	9.8
Capital loss carryforwards	16.0
Lease right-of-use liabilities	9.0
Other	9.0	17.1
Total deferred income tax assets	155.8	181.5
Valuation allowances	(75.5)	(79.6)
Net deferred income tax assets	80.3	101.9
Intangibles	(126.2)	(132.3)
Accumulated depreciation	(69.7)	(62.0)
Prepaid pension costs	(24.2)	(11.5)
Inventories	(4.5)	(5.5)
Lease right-of-use assets	(9.0)
Other	(0.2)	(0.2)
Total deferred income tax liabilities	(233.8)	(211.5)
Net deferred income tax liabilities	(153.5)	(109.6)
Deferred income taxes have been classified in the Consolidated Balance Sheet as:
Deferred income tax assets - non-current	10.4	14.8
Deferred income tax liabilities - non-current	(163.9)	(124.4)
Net deferred income tax liabilities	$ (153.5)	$ (109.6)