Business Segment Information (Details) - Schedule of Net Long-Lived Assets - USD ($) $ in Thousands	Jul. 31, 2023	Jul. 31, 2022
Segment Reporting Information [Line Items]
Property, plant, and equipment, net	$ 1,695	$ 1,770
Total assets	98,829	118,320
United States [Member]
Segment Reporting Information [Line Items]
Property, plant, and equipment, net	293	305
Total assets	95,244	114,053
Israel [Member]
Segment Reporting Information [Line Items]
Property, plant, and equipment, net	1,402	1,465
Total assets	$ 3,585	$ 4,267