Inventories

3 Months Ended

Dec. 31, 2018

Inventory Disclosure [Abstract]

Inventories

4. Inventories

Inventories consisted of the following:

(in millions)	December 31, 2018		September 30, 2018
Raw materials and supplies	$	620	$	626
Work-in-process	38		38
Finished goods	181		160
Inventories	$	839	$	824