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Inventory (Tables)
9 Months Ended
Mar. 31, 2022
Inventory Disclosure [Abstract]  
Schedule of Inventory, Current [Table Text Block]
March 31,
June 30,
(in thousands)20222021
Inventories, net:
        Raw Material$826 $833 
        Work-In-Process222 171 
        Finished Goods847 773 
Total inventories$1,895 $1,777 
Allowance for obsolete inventory(350)(360)
Inventories, net$1,545 $1,417