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INVENTORIES (Schedule Of Inventories) (Details) - USD ($)
$ in Thousands
Dec. 31, 2018
Sep. 30, 2018
Inventory [Line Items]    
Finished goods $ 19,125 $ 26,678
Work in process 39,636 47,765
Raw materials 60,898 60,973
Total inventories $ 119,659 $ 135,416