Other Current and Non-Current Assets - Component Details (Details) - USD ($) $ in Millions	Dec. 31, 2025	Dec. 31, 2024
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]
Advance payments and other prepaid expenses	$ 71.5	$ 53.4
Current contract assets, net	50.9	34.4
Prepaid income taxes	37.8	21.9
Other	23.2	21.5
Other current assets	183.4	131.2
Other employee benefit-related assets	142.3	135.2
Operating lease right-of-use assets	80.4	92.2
Deferred income taxes	82.4	74.0
Equity method and other investments	41.0	48.5
Capitalized software costs	4.6	5.5
Environmental-related assets	9.8	7.6
Other	24.8	21.1
Other non-current assets	$ 385.3	$ 384.1
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration]	Other non-current assets	Other non-current assets