Consolidated Statements of Total Equity (Parenthetical) - $ / shares	12 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2021
Increase (Decrease) in Stockholders' Equity
Beginning Balances,shares	343,953,023
Common Stock, Dividends, Per Share, Cash Paid	$ 1.00	$ 0.90	$ 0.80
Ending Balances, shares	334,848,565	343,953,023
Common Stock
Increase (Decrease) in Stockholders' Equity
Beginning Balances,shares	343,953,023	356,015,843	363,999,982
Exercise of stock options, shares	603,823	292,290	757,487
Issuances under employee incentive plans, shares	1,425,493	1,690,547	1,691,264
Treasury Stock, Shares, Acquired	(11,133,774)	(14,045,657)	(10,432,890)
Ending Balances, shares	334,848,565	343,953,023	356,015,843