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Balance Sheet Components - Schedule of Prepaid Expenses and Other Current Assets (Details) - USD ($)
$ in Thousands
Jul. 31, 2021
Jul. 31, 2020
Organization, Consolidation and Presentation of Financial Statements [Abstract]    
Prepaid operating expenses $ 36,455 $ 31,690
VAT receivables 8,290 8,381
Tenant improvement allowance receivables   8,557
Other current assets 12,071 14,404
Total prepaid expenses and other current assets $ 56,816 $ 63,032