Employee Benefit Plans (Details) $ in Millions	3 Months Ended	9 Months Ended
Apr. 30, 2019 USD ($)	Apr. 30, 2019 USD ($) plan
Defined Benefit Plan Disclosure [Line Items]
Number of U.S. plans \| plan		2
Annual company retirement contribution in addition to 401 (k) match, percent		3.00%
Pension Plan \| United States
Defined Benefit Plan Disclosure [Line Items]
Company contributions		$ 1.3
Estimated future contributions to pension plans	$ 3.1	3.1
Discretionary contributions	8.0
Pension Plan \| Foreign Plan
Defined Benefit Plan Disclosure [Line Items]
Company contributions		1.0
Additional future contribution towards pension plans for the remainder of Fiscal 2018	$ 0.3	$ 0.3

Defined contribution plan, annual retirement contributions, percent.

No definition available.

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- Definition

Number Of U.S. Plans.

+ References

No definition available.

+ Details

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- Definition

Amount of contribution received by defined benefit plan from employer which increases plan assets.

+ References

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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- Definition

Amount of contributions received and expected to be received by defined benefit plan from employer in current fiscal year.

+ References

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- Definition

Amount of contributions expected to be received by defined benefit plan from employer in fiscal year. Excludes contributions paid by employer in current fiscal year.

+ References

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- Definition

Amount of discretionary contributions made by an employer to a defined contribution plan.

+ References

No definition available.

+ Details

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