Retirement and Other Postretirement Benefit Plans - Schedule of Pension Assets Measured at Fair Value (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Defined Benefit Plan Disclosure [Line Items]
Fair value measurements	$ 4.0	$ 4.6
Insurance contracts
Defined Benefit Plan Disclosure [Line Items]
Fair value measurements	2.0	2.4
Diversified Investment, Funds
Defined Benefit Plan Disclosure [Line Items]
Fair value measurements	2.0	2.2
Level 1
Defined Benefit Plan Disclosure [Line Items]
Fair value measurements		0.0
Level 2
Defined Benefit Plan Disclosure [Line Items]
Fair value measurements		0.0
Level 2 | Diversified Investment, Funds
Defined Benefit Plan Disclosure [Line Items]
Fair value measurements		0.0
Level 3
Defined Benefit Plan Disclosure [Line Items]
Fair value measurements	4.0	4.6	$ 114.7
Actual return on plan assets	0.1	(16.4)
Purchases, sales and settlements	(0.5)	(97.0)
Changes due to exchange rates	(0.2)	3.3
Level 3 | Insurance contracts
Defined Benefit Plan Disclosure [Line Items]
Fair value measurements	2.0	2.4	112.9
Actual return on plan assets	(0.1)	(16.5)
Purchases, sales and settlements	(0.4)	(97.2)
Changes due to exchange rates	0.1	(3.2)
Level 3 | Diversified Investment, Funds
Defined Benefit Plan Disclosure [Line Items]
Fair value measurements	2.0	2.2	$ 1.8
Actual return on plan assets	(0.0)	0.1
Purchases, sales and settlements	(0.1)	0.2
Changes due to exchange rates	$ (0.1)	$ 0.1