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Consolidated Statements of Total Equity (Parenthetical) - $ / shares	12 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2017
Common Stock, Dividends, Per Share, Cash Paid	$ 0.6	$ 0.5	$ 0.4
Increase (Decrease) in Stockholders' Equity
Beginning Balances,shares	376,261,635
Ending Balances, shares	368,431,454	376,261,635
Common Stock
Increase (Decrease) in Stockholders' Equity
Beginning Balances,shares	376,261,635	374,986,079	372,923,187
Exercise of stock options, shares	2,634,802	2,547,139	2,770,569
Issuances under employee incentive plans, shares	1,417,776	1,536,954	1,142,323
Treasury Stock, Shares, Acquired	(11,882,759)	(2,808,537)	(1,850,000)
Ending Balances, shares	368,431,454	376,261,635	374,986,079

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Aggregate dividends paid during the period for each share of common stock outstanding.

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