Statement of Income - USD ($) shares in Millions, $ in Millions	12 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2015
Sales Revenue, Goods, Net	$ 16,213	$ 16,790	$ 20,023
Cost of Goods and Services Sold	14,805	15,181	18,171
Gross Profit	1,408	1,609	1,852
Selling, General and Administrative Expense	691	1,222	1,131
Gain (Loss) on Disposition of Business	0	0	137
Restructuring Costs and Asset Impairment Charges	46	332	182
Income (Loss) from Equity Method Investments	522	344	280
Income (Loss) from Continuing Operations before Interest Expense, Interest Income, Income Taxes, Noncontrolling Interests, Net	1,193	399	956
Interest Income (Expense), Net	132	22	12
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest	1,061	377	944
Income Tax Expense (Benefit)	99	1,839	418
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest	962	(1,462)	526
Net Income (Loss) Attributable to Parent	877	(1,546)	460
Net Income (Loss) Attributable to Noncontrolling Interest	$ 85	$ 84	$ 66
Earnings Per Share, Basic	$ 9.38	$ (16.50)	$ 4.91
Earnings Per Share, Diluted	9.34	(16.50)	4.90
Common Stock, Dividends, Per Share, Declared	$ 0.825	$ 0	$ 0
Weighted Average Number of Shares Outstanding, Basic	93.5	93.7	93.7
Weighted Average Number of Shares Outstanding, Diluted	93.9	93.7	93.8