Goodwill and Intangible Assets - Schedule of Intangible Assets (Details) - USD ($) $ in Millions	Dec. 31, 2025	Dec. 31, 2024
Finite-Lived Intangible Assets [Line Items]
Cost	$ 230.4	$ 207.9
Accumulated Amortization	216.2	189.4
Net	14.2	18.5
Developed technology and patents
Finite-Lived Intangible Assets [Line Items]
Cost	74.2	65.6
Accumulated Amortization	72.0	59.7
Net	2.2	5.9
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Cost	78.8	70.4
Accumulated Amortization	76.5	68.1
Net	2.3	2.3
Trademarks
Finite-Lived Intangible Assets [Line Items]
Cost	20.2	17.9
Accumulated Amortization	19.5	16.2
Net	0.7	1.7
Long-term contracts
Finite-Lived Intangible Assets [Line Items]
Cost	8.2	7.3
Accumulated Amortization	3.8	2.4
Net	4.4	4.9
Other intangible assets
Finite-Lived Intangible Assets [Line Items]
Cost	49.0	46.7
Accumulated Amortization	44.4	43.0
Net	$ 4.6	$ 3.7