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Balance Sheet Components - Prepaid Expenses and Other Current Assets (Details) - USD ($)
$ in Thousands
Oct. 31, 2021
Jul. 31, 2021
Balance Sheet Related Disclosures [Abstract]    
Prepaid expenses $ 23,563 $ 20,330
Contract costs 13,805 13,365
Deferred costs 8,657 9,247
Deposits and other receivables 11,295 9,787
Restricted cash 14,124 0
Prepaid expenses and other current assets 71,444 $ 52,729
Escrow deposit 3,300  
Purchase of strategic equity investments, not yet closed $ 10,800