Earnings per Share (Tables)

3 Months Ended

Dec. 31, 2011

Earnings per Share [Abstract]

Weighted average common shares used in the computations of basic and diluted earnings per share

	Three Months Ended December 31,
	2011		2010
Average common shares outstanding		214,300		228,083
Dilutive share equivalents from share-based plans		3,334		4,832
Average common and common equivalent shares outstanding – assuming dilution		217,634		232,915