Annual report pursuant to Section 13 and 15(d)

Inventories (Details) - Schedule of inventories

v3.21.2
Inventories (Details) - Schedule of inventories - USD ($)
$ in Thousands
Jul. 31, 2021
Jul. 31, 2020
Schedule of inventories [Abstract]    
Raw materials $ 1,062 $ 1,019
Work in process 2,534 2,587
Finished products 9,056 4,178
Total inventories $ 12,652 $ 7,784