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ACCRUED EXPENSES AND OTHER CURRENT LIABILITIES - Components of Other Current Liabilities (Detail) - USD ($)
$ in Thousands
Apr. 30, 2020
Jul. 31, 2019
Payables and Accruals [Abstract]    
Accrued pricing liabilities $ 14,309 $ 14,309
Customer postage deposits 7,697 11,816
Revolving credit facility 25,000 6,000
Other 9,919 6,794
Other current liabilities $ 56,925 $ 38,919