Income Taxes - Schedule of Income Before Income Tax Domestic and Foreign Current and Deferred Portions of Income Tax Benefits (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Segment Reporting Information [Line Items]
Income (loss) before income taxes	$ 32.7	$ (33.9)	$ (105.3)
Current:
Federal	1.7	3.1	8.6
State and local	2.8	2.6	2.0
Foreign	20.7	20.8	13.7
Total current provision/(benefit)	25.2	26.5	24.3
Deferred:
Federal	(16.3)	(11.0)	(17.6)
State and local	0.0	(2.3)	(5.5)
Foreign	(6.0)	(10.5)	(7.8)
Total deferred provision/(benefit)	(22.3)	(23.8)	(30.9)
Total provision/(benefit) from income taxes	2.9	2.7	(6.6)
United States
Segment Reporting Information [Line Items]
Income (loss) before income taxes	(15.2)	(71.8)	(125.0)
Foreign
Segment Reporting Information [Line Items]
Income (loss) before income taxes	$ 47.9	$ 37.9	$ 19.7