Earnings Per Share (Tables)

6 Months Ended

Mar. 31, 2018

Earnings Per Share [Abstract]

Weighted Average Common Shares Used in Computations of Basic and Diluted Earnings Per Share

The weighted average common shares used in the computations of basic and diluted earnings per share (shares in thousands) were as follows:

	Three Months Ended March 31,		Six Months Ended March 31,
	2018	2017	2018	2017
Average common shares outstanding	267,341	213,583	248,484	213,321
Dilutive share equivalents from share-based plans	—	4,283	—	4,665
Average common and common equivalent shares outstanding – assuming dilution	267,341	217,866	248,484	217,986
Share equivalents excluded from the diluted shares outstanding calculation because the result would have been antidilutive:
Mandatory convertible preferred stock	11,685	—	11,685	—
Share-based plans	6,352	—	5,439	—