SEGMENT INFORMATION - Total Assets of Continuing Operations (Detail) - USD ($) $ in Thousands	Apr. 30, 2019	Aug. 01, 2018	Jul. 31, 2018
Segment Reporting Information [Line Items]
Total assets	$ 734,750	$ 829,858	$ 827,050
Operating Segments
Segment Reporting Information [Line Items]
Total assets	721,007		762,943
Operating Segments | Americas
Segment Reporting Information [Line Items]
Total assets	23,236		22,820
Operating Segments | Asia
Segment Reporting Information [Line Items]
Total assets	46,562		44,322
Operating Segments | Europe
Segment Reporting Information [Line Items]
Total assets	37,351		37,223
Operating Segments | Direct Marketing
Segment Reporting Information [Line Items]
Total assets	601,602		642,820
Operating Segments | e-Business services
Segment Reporting Information [Line Items]
Total assets	12,256		15,758
Corporate-level activity
Segment Reporting Information [Line Items]
Total assets	$ 13,743		$ 64,107