REVENUE RECOGNITION - Contract Balances (Detail) - USD ($) $ in Thousands	Apr. 30, 2024	Jul. 31, 2023	Apr. 30, 2023	Aug. 01, 2022	Jul. 31, 2022
Disaggregation of Revenue [Line Items]
Contract assets	$ 283	$ 439		$ 369
Deferred revenue - current	2,762	2,574		2,705
Deferred revenue - long-term	68	144		134
Total deferred revenue	2,830	2,718	$ 3,073	2,839	$ 2,839
Trade Accounts Receivable
Disaggregation of Revenue [Line Items]
Accounts receivable, trade, net	$ 31,873	$ 28,616		$ 40,083