SEGMENT INFORMATION - Summarized Financial Information of Continuing Operations (Details) - USD ($) $ in Thousands	3 Months Ended
	Oct. 31, 2022	Oct. 31, 2021
Segment Reporting Information [Line Items]
Revenue from contracts with customers	$ 51,359	$ 44,354
Operating income	3,879	571
Total other income (expense), net	2,204	(1,239)
Income (loss) from continuing operations before income taxes	6,083	(668)
Operating segments
Segment Reporting Information [Line Items]
Operating income	5,851	1,973
Operating segments | Supply Chain
Segment Reporting Information [Line Items]
Revenue from contracts with customers	51,359	44,354
Operating income	5,851	1,973
Corporate
Segment Reporting Information [Line Items]
Operating income	$ (1,972)	$ (1,402)