Earnings per Common Share (Tables)

3 Months Ended

Dec. 31, 2012

Earnings per Common Share [Abstract]

Calculated Earnings per Share

	Quarterly Period Ended December 31
	2012		2011
Net income	$	24.0	$	32.9
Average shares outstanding - Basic		60,903		61,976
Add potential effect of exercise of stock options
and other unvested equity awards		203		361
Average shares outstanding - Diluted		61,106		62,337
Net income per common share - Basic	$	0.39	$	0.53
Net income per common share - Diluted	$	0.39	$	0.53
Shares with anti-dilutive effect excluded from the computation of  Diluted EPS		2.1		1.1