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Goodwill and Other Intangible Assets - Changes in Carrying Amount of Goodwill (Details) - USD ($) $ in Thousands	3 Months Ended				9 Months Ended
	Sep. 30, 2026	Sep. 30, 2025	Jun. 30, 2025	Dec. 31, 2022	Sep. 30, 2026	Sep. 30, 2025	Dec. 31, 2025	Apr. 30, 2025	Apr. 01, 2025	Feb. 28, 2025
Goodwill [Roll Forward]
Beginning balance					$ 501,720
Currency translation adjustments					5,052
Ending balance	$ 506,772				506,772
Goodwill, gross	694,716				694,716		$ 694,311
Accumulated impairment losses	(187,944)				(187,944)		(192,591)
Goodwill, Total	506,772				506,772		501,720
Impairment charges	0	$ 0	$ 88,800	$ 93,000	0	$ 88,840
Goodwill, Impairment Loss, Net of Tax		$ 86,700
Dipsol
Goodwill [Roll Forward]
Goodwill, Total									$ 53,059
Natech
Goodwill [Roll Forward]
Goodwill, Total								$ 2,600
CSI
Goodwill [Roll Forward]
Goodwill, Total										$ 1,700
Previously Reported
Goodwill [Roll Forward]
Beginning balance					501,720
Goodwill, Total							501,720
Operating Segments \| Americas
Goodwill [Roll Forward]
Currency translation adjustments					(128)
Ending balance	286,900				286,900
Goodwill, Total	286,900				286,900
Operating Segments \| Americas \| Dipsol
Goodwill [Roll Forward]
Goodwill, Total									5,800
Operating Segments \| EMEA
Goodwill [Roll Forward]
Currency translation adjustments					0
Ending balance	0				0
Goodwill, Total	0				0
Operating Segments \| EMEA \| Dipsol
Goodwill [Roll Forward]
Goodwill, Total									400
Operating Segments \| Asia/Pacific
Goodwill [Roll Forward]
Currency translation adjustments					5,180
Ending balance	219,872				219,872
Goodwill, Total	$ 219,872				219,872
Operating Segments \| Asia/Pacific \| Dipsol
Goodwill [Roll Forward]
Goodwill, Total									$ 46,900
Operating Segments \| Previously Reported \| Americas
Goodwill [Roll Forward]
Beginning balance					287,028
Goodwill, Total							287,028
Operating Segments \| Previously Reported \| EMEA
Goodwill [Roll Forward]
Beginning balance					0
Goodwill, Total							0
Operating Segments \| Previously Reported \| Asia/Pacific
Goodwill [Roll Forward]
Beginning balance					$ 214,692
Goodwill, Total							$ 214,692