Employee Benefit Plans (Plans' Funded Status) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Changes in plan assets:
Fair value of plan assets at beginning of year	$ 156.5
Fair value of plan assets at end of year	145.0	$ 156.5
Pension Benefits [Member]
Pension and Postretirement Benefit Plans recognized in financial statements
Accumulated benefit obligation	161.4	176.9
Changes in projected benefit obligation:
Benefit obligation at beginning of year	179.1	174.3
Service cost	1.5	2.1	$ 3.8
Interest cost	8.5	8.9	6.2
Actuarial (gain) loss	(9.9)	4.5
Effect of exchange rates	(0.9)	1.1
Adjustment upon sale of businesses	(1.2)	(4.8)
Settlements and curtailments	(9.5)	(0.5)
Benefits paid	(5.5)	(6.5)
Benefit obligation at end of year	162.1	179.1	174.3
Changes in plan assets:
Fair value of plan assets at beginning of year	156.5	131.1
Actual gain return on plan assets	(4.9)	16.4
Employer contribution	9.3	15.0
Effect of exchange rates	(0.9)	1.0
Plan settlements	(9.5)	(0.5)
Benefits paid	(5.5)	(6.5)
Fair value of plan assets at end of year	145.0	156.5	$ 131.1
Funded status / net amount recognized	(17.1)	(22.6)
Net amount recognized consists of:
Non-current assets	8.2	11.1
Current liability	(6.4)	(11.2)
Non-current liability	(18.9)	(22.5)
Net amount recognized	$ (17.1)	$ (22.6)