Accruals and Other Liabilities - Schedule of Other Long-Term Liabilities (Details) - USD ($) $ in Millions	Dec. 31, 2025	Dec. 31, 2024
Other Liabilities Disclosure [Abstract]
Employee related liabilities	$ 4.2	$ 4.4
Liabilities for asset retirement obligation	12.2	11.4
Long-term lease liabilities (refer to Note G. Leases )	118.0	106.5
Other non-current liabilities	1.3	1.4
Total	$ 135.7	$ 123.7