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INCOME TAXES - Reconciliation of Beginning and Ending Balances of Total Amounts of Gross Unrecognized Tax Benefits (Detail) - USD ($)
$ in Thousands
12 Months Ended
Jul. 31, 2020
Jul. 31, 2019
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]    
Balance as of beginning of year $ 2,207 $ 1,525
Additions for current year tax positions 667 704
Currency translation 2  
Currency translation   (22)
Reductions for lapses in statute of limitations (416) 0
Balance as of end of year $ 2,460 $ 2,207