Commitments And Contingencies (Schedule Of Gross Settlement And Defense Costs) (Details) - USD ($) $ in Millions	7 Months Ended	12 Months Ended
	Aug. 11, 2022	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Loss Contingencies [Line Items]
Pre-tax cash payments, net		$ 29.3	$ 44.9	$ 31.1
Asbestos Commitments And Contingencies
Loss Contingencies [Line Items]
Settlement / indemnity costs incurred		29.4	40.6	35.3
Defense costs incurred		6.4	14.6	15.6
Total costs incurred	$ 35.8	35.8	55.2	50.9
Settlement / indemnity payments		33.8	42.6	24.7
Defense payments		6.1	15.4	16.7
Insurance receipts		(10.6)	(13.1)	(10.3)
Pre-tax cash payments, net	$ 29.3	$ 29.3	$ 44.9	$ 31.1