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INVENTORIES (Details) - USD ($)
$ in Thousands
Sep. 30, 2017
Sep. 30, 2016
Inventory Disclosure [Abstract]    
Inventory, Raw Materials, Net of Reserves $ 8,964 $ 7,513
Work-in-process 5,080 5,932
Finished goods 1,561 1,939
Inventory, Net $ 15,605 $ 15,384