INVENTORIES (Tables)

12 Months Ended

Sep. 30, 2018

Inventory Disclosure [Abstract]

Schedule of Inventory, Current

A summary of inventory by category at period end is as follows:

Inventories	September 30, 2018		September 30, 2017
(in thousands)
Raw materials	$	21,323	$	8,964
Work-in-process	11,263		5,080
Finished goods	1,540		1,561
Total inventories	$	34,126	$	15,605