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Accounts Receivable Accounts Receivable (Details) - USD ($) $ in Thousands	9 Months Ended
	Apr. 30, 2019	Jul. 31, 2018
Accounts, Notes, Loans and Financing Receivable [Line Items]
Revenue, Practical Expedient, Financing Component [true false]	false
Accounts Receivable, Gross, Current	$ 382,346	$ 357,045
Less: Allowance for doubtful accounts	5,782	5,444
Accounts receivable, net	376,564	351,601
Advance charges receivable
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts Receivable, Gross, Current	281,439	230,092
Trade accounts receivable
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts Receivable, Gross, Current	97,174	125,255
Other receivables
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts Receivable, Gross, Current	$ 3,733	$ 1,698

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No definition available.

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Amounts due from customers or clients, within one year of the balance sheet date (or the normal operating cycle, whichever is longer) for goods or services (including trade receivables) that have been delivered or sold in the normal course of business.

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+ References

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