Goodwill and Intangible Assets - Intangible Assets by Major Class (Details) - USD ($) $ in Millions	Dec. 31, 2022	Dec. 31, 2021
Schedule of Intangible Assets by Major Class [Line Items]
Cost	$ 80.2	$ 81.1
Accumulated amortization	(61.8)	(58.1)
Net	18.4	23.0
Patents and licensing
Schedule of Intangible Assets by Major Class [Line Items]
Cost	24.5	25.1
Accumulated amortization	(20.6)	(19.4)
Net	3.9	5.7
Technology
Schedule of Intangible Assets by Major Class [Line Items]
Cost	3.3	3.3
Accumulated amortization	(2.2)	(2.0)
Net	1.1	1.3
Trademarks
Schedule of Intangible Assets by Major Class [Line Items]
Cost	1.9	2.0
Accumulated amortization	(1.8)	(1.9)
Net	0.1	0.1
Customer relationships
Schedule of Intangible Assets by Major Class [Line Items]
Cost	39.6	40.1
Accumulated amortization	(27.2)	(25.4)
Net	12.4	14.7
Customer contracts
Schedule of Intangible Assets by Major Class [Line Items]
Cost	10.9	10.6
Accumulated amortization	(10.0)	(9.4)
Net	$ 0.9	$ 1.2