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Goodwill and Intangible Assets - Carrying Value of Goodwill (Details) - USD ($)	1 Months Ended	3 Months Ended		9 Months Ended
	Jan. 31, 2025	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Goodwill [Roll Forward]
Beginning balance	$ 247,900,000			$ 247,900,000
Goodwill impairment	0	$ (55,000,000.0)	$ (39,100,000)	(55,000,000.0)	$ (39,100,000)
Translation adjustments				900,000
Ending balance		193,800,000		193,800,000
DWS
Goodwill [Roll Forward]
Beginning balance	101,300,000			101,300,000
Goodwill impairment		(55,000,000.0)	$ (39,100,000)	(55,000,000.0)	$ (39,100,000)
Translation adjustments				900,000
Ending balance		47,200,000		47,200,000
CA&I
Goodwill [Roll Forward]
Beginning balance	54,500,000			54,500,000
Goodwill impairment				0
Translation adjustments				0
Ending balance		54,500,000		54,500,000
ECS
Goodwill [Roll Forward]
Beginning balance	$ 92,100,000			92,100,000
Goodwill impairment				0
Translation adjustments				0
Ending balance		$ 92,100,000		$ 92,100,000

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Amount, after accumulated impairment loss, of asset representing future economic benefit arising from other asset acquired in business combination or from joint venture formation or both, that is not individually identified and separately recognized.

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