Inventories (Tables)

3 Months Ended

Dec. 31, 2017

Inventory Disclosure [Abstract]

Schedule of Inventories Net of Provision for Obsolescence

Inventories net of the reserve for obsolescence consisted of the following:

	December 31, 2017		September 30, 2017
Raw materials and stock parts	$	311,340	$	337,462
Work-in-process		22,998		21,861
Finished goods		89,640		98,835
	$	423,978	$	458,158