Inventories (Tables)

9 Months Ended

Jun. 30, 2021

Inventory Net [Abstract]

Schedule of Inventories

	June 30,			September 30,
	2021			2020
Raw materials	$	113,929		$	123,626
Work in progress		95,308			92,934
Component parts(1)		254,501			255,980
Finished goods		71,565			66,889
Customer supplied inventory		17,456			14,955
On-hand inventory for which control has transferred to the customer		(125,267	)		(116,441	)
	$	427,492		$	437,943

(1) Component parts include items that can be sold separately as finished goods or included in the manufacture of other products.