Inventories

6 Months Ended

Mar. 31, 2018

Inventory Disclosure [Abstract]

Inventories

Inventories

Inventories consisted of the following (in millions):

	March 31, 2018		September 30, 2017
Raw materials and supplies	$	991	$	919
Work-in-process	575		567
Finished goods	1,999		1,723
Inventories	$	3,565	$	3,209