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Property and Equipment, Net (Details Textuals) - USD ($) $ in Millions	12 Months Ended
	Jul. 31, 2019	Jul. 31, 2018	Jul. 31, 2017
Property, Plant and Equipment [Line Items]
Depreciation expense	$ 66.8	$ 58.8	$ 39.6
Capitalized Computer Software, Period Increase (Decrease)		15.5
Capitalized Computer Software, Impairments			19.4
Software and Software Development Costs
Property, Plant and Equipment [Line Items]
Amortization expense	$ 7.6	$ 5.7	$ 10.6

X

- Definition

Amount of expense for amortization of capitalized computer software costs.

+ References

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Amount of impairment loss from capitalized computer software costs.

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