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Property and Equipment, Net (Details Textuals) - USD ($)
$ in Millions
12 Months Ended
Jul. 31, 2021
Jul. 31, 2020
Jul. 31, 2019
Property, Plant and Equipment [Line Items]      
Depreciation expense $ 105.5 $ 82.1 $ 66.8
Software and Software Development Costs      
Property, Plant and Equipment [Line Items]      
Amortization expense $ 9.5 $ 10.4 $ 7.6