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Accounts Receivable, Net (Details) - USD ($) $ in Thousands | Apr. 30, 2022 | Jul. 31, 2021
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Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Accounts receivable, gross, current | $ 592,625 | $ 486,264
Less: Allowance for credit loss | (6,711) | (5,636)
Accounts receivable, net | 585,914 | 480,628
Advance charges receivable |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Accounts receivable, gross, current | 452,103 | 385,002
Trade accounts receivable |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Accounts receivable, gross, current | 136,563 | 97,249
Other receivables |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Accounts receivable, gross, current | $ 3,959 | $ 4,013

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