Inventories (Tables)

12 Months Ended

Sep. 30, 2017

Inventories

Components of inventories

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

	September 30,		September 30,
	2017		2016
Finished products	$	4,369	$	10,018
Work in process and inventoried costs under long-term contracts		84,131		62,570
Materials and purchased parts		10,163		12,102
Customer advances		(10,948)		(18,328)
Net inventories	$	87,715	$	66,362