Inventories (Tables)

12 Months Ended

Sep. 30, 2018

Inventories

Components of inventories

Significant components of inventories are as follows (in thousands):

	September 30,		September 30,
	2018		2017
Finished products	$	7,099	$	4,369
Work in process and inventoried costs under long-term contracts		63,169		84,131
Materials and purchased parts		23,710		10,163
Customer advances		(9,779)		(10,948)
Net inventories	$	84,199	$	87,715