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Goodwill and Intangible Assets - Narrative (Details) - USD ($) $ in Millions		3 Months Ended			12 Months Ended
	May 04, 2026	Jul. 31, 2026	Apr. 30, 2026	Apr. 30, 2025	Jul. 31, 2026	Jul. 31, 2025	Jul. 31, 2024
Intangible Asset, Finite-Lived
Goodwill acquired					$ 587.4	$ 3.2
Intangible asset, indefinite-lived, acquired	$ 225.6
Loss on impairment of intangible assets					0.0	62.0	$ 0.0
Foreign currency transaction loss					(1.1)	3.0
Intangible asset amortization expense					18.9	$ 13.9	$ 15.7
Solaris
Intangible Asset, Finite-Lived
Loss on impairment of intangible assets					15.4
Univercells Technologies
Intangible Asset, Finite-Lived
Loss on impairment of intangible assets					$ 46.6
Filtration Group’s Facet Filtration
Intangible Asset, Finite-Lived
Intangible assets	225.6
Customer relationships
Intangible Asset, Finite-Lived
Weighted Amortizable Life (in Years)		12 years 1 month 6 days			12 years 1 month 6 days	8 years 6 months
Customer relationships \| Minimum
Intangible Asset, Finite-Lived
Weighted Amortizable Life (in Years)		15 months			15 months
Customer relationships \| Maximum
Intangible Asset, Finite-Lived
Weighted Amortizable Life (in Years)		22 years			22 years
Customer relationships \| Filtration Group’s Facet Filtration
Intangible Asset, Finite-Lived
Intangible assets	$ 191.3
Weighted Amortizable Life (in Years)	13 years
Trademarks
Intangible Asset, Finite-Lived
Weighted Amortizable Life (in Years)		9 years 6 months			9 years 6 months	6 years 8 months 12 days
Trademarks \| Minimum
Intangible Asset, Finite-Lived
Weighted Amortizable Life (in Years)		15 months			15 months
Trademarks \| Maximum
Intangible Asset, Finite-Lived
Weighted Amortizable Life (in Years)		22 years			22 years
Trademarks \| Filtration Group’s Facet Filtration
Intangible Asset, Finite-Lived
Intangible assets	$ 19.1
Weighted Amortizable Life (in Years)	10 years
Non-compete agreements
Intangible Asset, Finite-Lived
Weighted Amortizable Life (in Years)		3 years 2 months 12 days			3 years 2 months 12 days	2 years 10 months 24 days
Non-compete agreements \| Minimum
Intangible Asset, Finite-Lived
Weighted Amortizable Life (in Years)		15 months			15 months
Non-compete agreements \| Maximum
Intangible Asset, Finite-Lived
Weighted Amortizable Life (in Years)		22 years			22 years
Other
Intangible Asset, Finite-Lived
Weighted Amortizable Life (in Years)		5 years 6 months			5 years 6 months
Other \| Filtration Group’s Facet Filtration
Intangible Asset, Finite-Lived
Intangible assets	$ 15.2
Other \| Filtration Group’s Facet Filtration \| Minimum
Intangible Asset, Finite-Lived
Weighted Amortizable Life (in Years)	15 months
Other \| Filtration Group’s Facet Filtration \| Maximum
Intangible Asset, Finite-Lived
Weighted Amortizable Life (in Years)	10 years
Industrial Solutions Segment
Intangible Asset, Finite-Lived
Goodwill acquired		$ 587.4			$ 587.4	$ 3.2
Life Sciences Segment
Intangible Asset, Finite-Lived
Goodwill acquired					$ 0.0	$ 0.0
Loss on impairment of intangible assets			$ 62.0	$ 62.0
Life Sciences Segment \| Solaris
Intangible Asset, Finite-Lived
Loss on impairment of intangible assets				15.4
Life Sciences Segment \| Univercells Technologies
Intangible Asset, Finite-Lived
Loss on impairment of intangible assets				46.6
Life Sciences Segment \| Customer relationships
Intangible Asset, Finite-Lived
Loss on impairment of intangible assets				1.0
Life Sciences Segment \| Trademarks
Intangible Asset, Finite-Lived
Loss on impairment of intangible assets				7.7
Life Sciences Segment \| Technology and Patents
Intangible Asset, Finite-Lived
Loss on impairment of intangible assets				53.1
Life Sciences Segment \| Non-compete agreements
Intangible Asset, Finite-Lived
Loss on impairment of intangible assets				$ 0.2