Employee Benefit Plans (Amounts Recognized in AOCI and Other Comprehensive Income (Loss)) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Changes recognized in other comprehensive income (loss):
Reclassification of pension and post-retirement benefit losses into earnings	$ (1.4)	$ (5.5)	$ (5.4)
Estimated prior service (cost) credits	(0.1)
Pension Benefits [Member]
Amounts recognized in other comprehensive income (loss):
Prior service costs	(0.2)	(0.3)
Pension adjustments upon sale of businesses	0.0	(1.8)
Actuarial loss	(54.7)	(52.6)
Subtotal	(54.9)	(54.7)
Deferred taxes	13.5	14.7
Net amount recognized	(41.4)	(40.0)
Changes recognized in other comprehensive income (loss):
Current year actuarial loss	2.5	(1.8)
Effect of exchange rates	(0.5)	0.4
Amortization of prior service (costs) credits	(0.1)	(0.1)
Reclassification of pension and post-retirement benefit losses into earnings	(1.5)	(1.5)
Total recognized in other comprehensive income	0.5	(3.0)
Total recognized in net periodic benefit cost and other comprehensive income (loss)	$ 4.5	$ 0.2