Quarterly report pursuant to Section 13 or 15(d)

Inventories (Tables)

v3.21.1
Inventories (Tables)
9 Months Ended
Apr. 30, 2021
Inventory Disclosure [Abstract]  
Schedule of Inventories
    April 30,
2021
    July 31,
2020
 
Raw materials   $ 1,287     $ 1,019  
Work in process     2,489       2,587  
Finished products     7,231       4,178  
    $ 11,007     $ 7,784