Goodwill and Intangible Assets (Narrative) (Details) - USD ($) $ in Millions		3 Months Ended		6 Months Ended
	Jun. 29, 2023	Jan. 31, 2024	Jan. 31, 2023	Jan. 31, 2024	Jan. 31, 2023	Jul. 31, 2023
Finite-Lived Intangible Assets
Foreign currency translation (loss) gain		$ 1.5	$ 3.8	$ (1.7)	$ 1.7
Amortization expense		$ 3.8	$ 2.5	$ 7.8	$ 5.1
Technology
Finite-Lived Intangible Assets
Finite lived intangible asset estimated useful life (in years)		16 years 9 months 18 days		16 years 9 months 18 days		17 years 2 months 12 days
Non-competition agreements
Finite-Lived Intangible Assets
Finite lived intangible asset estimated useful life (in years)		2 years 9 months 18 days		2 years 9 months 18 days		3 years 1 month 6 days
Univercells Technologies
Finite-Lived Intangible Assets
Intangible assets	$ 52.5
Univercells Technologies | Technology
Finite-Lived Intangible Assets
Intangible assets	$ 43.2
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)	10 years