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COMPOSITION OF CERTAIN FINANCIAL STATEMENT ITEMS (Inventory) (Details) - USD ($)
$ in Thousands
Mar. 31, 2022
Jun. 30, 2021
Composition Of Certain Financial Statement Items    
Raw materials /purchased components $ 6,184 $ 3,967
Work in process 2,516 2,218
Sub-assemblies/finished components 2,655 1,738
Finished goods 511 514
Total inventory $ 11,866 $ 8,437