Pension and Postretirement Benefits (Narrative) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Contributions to defined contribution plans	$ 4.5	$ 4.1	$ 4.0
Percentage of non-matching contribution to participants	3.00%
Non-matching contributions to defined contribution plans	$ 5.5	5.1	4.9
Pension Benefits
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Projected benefit obligation	77.6	67.7	99.5
Expected future employer cash contributions to defined benefit pension plans	2.0
Pre-tax settlement gain (loss)	0.3	0.0	(0.1)
Employer contributions to SERP	1.8	1.9
SERP
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Projected benefit obligation	1.7	2.2
Pre-tax settlement gain (loss)	0.0	(0.1)
Employer contributions to SERP	$ 0.7	1.0	$ 0.2
U.S.
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Actuarial gain (loss) in projected benefit obligation, percent of expected year end obligations	(1.00%)
Projected benefit obligation		0.0
U.S. | Pension Benefits
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Projected benefit obligation	$ 0.4	$ 0.0
U.S. | Pension Benefits | Maximum
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Defined benefit pension plan, percentage of covered employees	1.00%
Non-U.S.
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Actuarial gain (loss) in projected benefit obligation, percent of expected year end obligations	(2.00%)	2.00%
Non-U.S. | Equity securities
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Actual weighted average asset allocation (percent)	15.00%	13.00%
Non-U.S. | Fixed income securities
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Actual weighted average asset allocation (percent)	27.00%	27.00%
Non-U.S. | Alternative assets/other
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Actual weighted average asset allocation (percent)	57.00%	59.00%
Non-U.S. | Cash and cash equivalents
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Actual weighted average asset allocation (percent)	1.00%	1.00%
Non-U.S. | Pension Benefits
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Defined benefit pension plan, percentage of covered employees	8.00%
Projected benefit obligation	$ 77.2	$ 67.7
Expected rate of return on plan assets (percent)	4.07%	2.98%	2.81%