DEBT - Net Carrying Value of the Notes (Details) - USD ($) $ in Thousands	Apr. 30, 2023	Jul. 31, 2022	Feb. 28, 2019
Debt Instrument [Line Items]
Carrying amount of equity component	$ 8,171	$ 8,200
Total debt, net	11,543	10,968
SPHG Holdings | Convertible Notes Payable
Debt Instrument [Line Items]
Principal amount of note	13,940	14,940	$ 14,900
Unamortized debt discount	(2,354)	(3,893)
Total debt, net	$ 11,586	$ 11,047