Quarterly report pursuant to Section 13 or 15(d)

Inventories (Details) - Schedule of Inventories

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Inventories (Details) - Schedule of Inventories - USD ($)
$ in Thousands
Jan. 31, 2022
Jul. 31, 2021
Schedule of Inventories [Abstract]    
Raw materials $ 1,349 $ 1,062
Work in process 2,802 2,534
Finished products 9,700 9,056
Total inventories $ 13,851 $ 12,652