Goodwill and Intangible Assets (Narrative) (Details) - USD ($) $ in Millions	12 Months Ended
	Jul. 31, 2023	Jul. 31, 2022	Jul. 31, 2021	Jun. 29, 2023	Feb. 01, 2023
Finite-Lived Intangible Assets
Foreign currency transaction gains (losses)	$ 3.2	$ (6.3)
Intangible asset amortization expense	$ 11.4	$ 9.2	$ 8.2
Technology
Finite-Lived Intangible Assets
Finite lived intangible asset estimated useful life (in years)	17 years 2 months 12 days	12 years
Non-competition agreements
Finite-Lived Intangible Assets
Finite lived intangible asset estimated useful life (in years)	3 years 1 month 6 days	6 years 4 months 24 days
Univercells Technologies
Finite-Lived Intangible Assets
Intangible assets				$ 51.6
Univercells Technologies | Technology
Finite-Lived Intangible Assets
Intangible assets				$ 42.3
Finite lived intangible asset estimated useful life (in years)				18 years
Univercells Technologies | Trademarks and tradenames
Finite-Lived Intangible Assets
Intangible assets				$ 6.7
Finite lived intangible asset estimated useful life (in years)				10 years
Univercells Technologies | Non-competition agreements
Finite-Lived Intangible Assets
Intangible assets				$ 1.4
Finite lived intangible asset estimated useful life (in years)				2 years
Univercells Technologies | Customer relationships
Finite-Lived Intangible Assets
Intangible assets				$ 1.2
Finite lived intangible asset estimated useful life (in years)				20 years
Isolere
Finite-Lived Intangible Assets
Intangible assets					$ 44.5
Isolere | Technology
Finite-Lived Intangible Assets
Intangible assets					$ 41.7
Finite lived intangible asset estimated useful life (in years)					20 years
Isolere | Trademarks and tradenames
Finite-Lived Intangible Assets
Intangible assets					$ 1.5
Finite lived intangible asset estimated useful life (in years)					10 years
Isolere | Non-competition agreements
Finite-Lived Intangible Assets
Intangible assets					$ 1.3
Finite lived intangible asset estimated useful life (in years)					3 years
Purilogics
Finite-Lived Intangible Assets
Intangible assets		$ 29.9
Purilogics | Technology
Finite-Lived Intangible Assets
Intangible assets		$ 28.6
Finite lived intangible asset estimated useful life (in years)		20 years
Purilogics | Trademarks and tradenames
Finite-Lived Intangible Assets
Intangible assets		$ 0.7
Finite lived intangible asset estimated useful life (in years)		10 years
Purilogics | Non-competition agreements
Finite-Lived Intangible Assets
Intangible assets		$ 0.6
Finite lived intangible asset estimated useful life (in years)		5 years
Other Acquisitions
Finite-Lived Intangible Assets
Intangible assets		$ 23.8
Other Acquisitions | Technology
Finite-Lived Intangible Assets
Intangible assets		$ 17.3
Finite lived intangible asset estimated useful life (in years)		15 years
Other Acquisitions | Trademarks and tradenames
Finite-Lived Intangible Assets
Intangible assets		$ 3.3
Finite lived intangible asset estimated useful life (in years)		10 years
Other Acquisitions | Customer relationships
Finite-Lived Intangible Assets
Intangible assets		$ 3.0
Finite lived intangible asset estimated useful life (in years)		20 years
Other Acquisitions | Backlog
Finite-Lived Intangible Assets
Intangible assets		$ 0.2
Finite lived intangible asset estimated useful life (in years)		6 months