SEGMENT INFORMATION - Summarized Financial Information of Continuing Operations by Operating Segment and Corporate-Level Activity (Details) - USD ($) $ in Thousands	3 Months Ended
	Oct. 31, 2023	Oct. 31, 2022
Segment Reporting Information [Line Items]
Revenue from contracts with customers	$ 41,341	$ 51,359
Operating income	1,805	3,879
Total other income, net	3,302	2,204
Income before income taxes	5,107	6,083
Operating segments
Segment Reporting Information [Line Items]
Operating income	2,675	5,851
Operating segments | Supply Chain
Segment Reporting Information [Line Items]
Revenue from contracts with customers	41,341	51,359
Operating income	2,675	5,851
Corporate
Segment Reporting Information [Line Items]
Operating income	$ (870)	$ (1,972)