Share-Based Compensation (Tables)

6 Months Ended

Mar. 31, 2015

Share-Based Compensation [Abstract]

Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table Text Block]

Share-based compensation cost recognized in the consolidated income statements is summarized below:
			Three Months Ended				Six Months Ended
			31 March				31 March
			2015		2014		2015		2014
	Before-Tax Share-Based Compensation Cost	$	12.9	$	11.6	$	24.8	$	23.4
	Income Tax Benefit		(4.7)		(3.9)		(8.7)		(8.2)
	After-Tax Share-Based Compensation Cost	$	8.2	$	7.7	$	16.1	$	15.2

Schedule Of Share Based Payment Award, Market-Based Deferred Stock Units, Valuation Assumptions [Table Text Block]

Expected volatility	19.6	%
Risk-free interest rate	.9	%
Expected dividend yield	2.5	%

Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]

Expected volatility	30.3	%
Expected dividend yield	2.6	%
Expected life (in years)	7.5
Risk-free interest rate	2.2	%