RETIREMENT PLANS (Schedule Of Net Periodic Defined Benefit Pension Cost) (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Pension and Other Postretirement Benefits Cost (Reversal of Cost) [Abstract]
Service Cost	$ 0.5	$ 0.3
Interest Cost	5.4	5.6
Expected Return on Plan Assets	(5.0)	(6.7)
Amortization of Prior Service Cost and Net Actuarial Loss (Gain)	0.2	(0.5)
Special Termination Benefits	0.2	0.0
Net Periodic Benefit Expense (Income)	$ 1.3	$ (1.3)