Summary Of Significant Accounting Policies (Components of Inventory and Property, Plant and Equipment) (Tables)

12 Months Ended

Sep. 30, 2022

Accounting Policies [Abstract]

Schedule of Inventory

	2021		2022
Finished products	$	616	628
Raw materials and work in process	1,434		1,563
Total inventories	$	2,050	2,191

Property, Plant and Equipment

	2021		2022
Land	$	359	317
Buildings	2,493		2,364
Machinery and equipment	6,097		5,678
Construction in progress	478		459
Property, plant and equipment, at cost	9,427		8,818
Less: Accumulated depreciation	5,689		5,457
Property, plant and equipment, net	$	3,738	3,361