Pension and Other Post-Retirement Benefits - Narrative (Details) £ in Millions, $ in Millions	12 Months Ended
	Dec. 31, 2025 GBP (£)	Dec. 31, 2025 USD ($) Postretirement_Plan	Dec. 31, 2024 USD ($)	Dec. 31, 2023 USD ($)
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Service Cost		$ 6.2	$ 6.2	$ 5.4
Non-service cost components		$ (3.9)	$ (4.1)	$ (2.5)
Defined Benefit Plan, Net Periodic Benefit Cost (Credit) Excluding Service Cost, Statement of Income or Comprehensive Income [Extensible Enumeration]	Other (expense) income	Other (expense) income	Other (expense) income	Other (expense) income
Number of Postretirement Plans | Postretirement_Plan		2
UNITED KINGDOM
Defined Benefit Plan Disclosure [Line Items]
Payment to insurer for annuity policy	£ 14.4	$ 19.3
Defined Benefit Pension [Member]
Defined Benefit Plan Disclosure [Line Items]
Settlement accounting adjustment		0.0	$ 0.0	$ 1.4
Defined Benefit Plan, Accumulated Benefit Obligation		326.6	316.1
Defined Benefit Plan, Service Cost		6.1	6.1	5.3
Defined Benefit Plan, Expected Future Employer Contributions, Next Fiscal Year		4.4
Company contributions		1.4	1.3
Other Pension Plan
Defined Benefit Plan Disclosure [Line Items]
Company contributions		4.3	4.0	2.6
Foreign Contributory plans
Defined Benefit Plan Disclosure [Line Items]
Company contributions		$ 2.0	$ 1.9	$ 1.7