Share-Based Compensation (Tables)

12 Months Ended

Sep. 30, 2016

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:

	2016			2015			2014
Before-Tax Share-Based Compensation Cost – Total	$	37.6		$	45.7		$	44.0
Before-Tax Share-Based Compensation Cost – Discontinued Operations	6.6			6.2			6.0
Before-Tax Share-Based Compensation Cost – Continuing Operations	$	31.0		$	39.5		$	38.0
Income tax benefit – Continuing Operations	(10.8		)	(13.8		)	(13.5		)
After-Tax Share-Based Compensation Cost – Continuing Operations	$	20.2		$	25.7		$	24.5

Schedule of Compensation Cost for Share-based Payment Arrangements, Allocation of Share-based Compensation Costs by Plan [Table Text Block]

total company basis, before-tax share-based compensation cost by type of program was as follows:

	2016		2015		2014
Deferred stock units	$	29.9	$	28.8	$	20.2
Stock options	4.2		12.6		21.6
Restricted stock	3.5		4.3		2.2
Before-Tax Share-Based Compensation Cost – Total	$	37.6	$	45.7	$	44.0

Schedule Of Share-based Payment Award Equity Instruments Other Than Options Valuation Assumptions [Table Text Block]

	2016		2015
Expected volatility	20.5	%	19.6	%
Risk-free interest rate	1.2	%	.9	%
Expected dividend yield	2.2	%	2.5	%

Schedule of Deferred Stock Units and Restricted Stock Activity [Table Text Block]

Restricted Stock	Shares (000)		Weighted Average Grant-Date Fair Value
Outstanding at 30 September 2015	83		$	121.17
Granted	33		138.00
Vested	(31	)	119.95
Outstanding at 30 September 2016	85		$	128.16

Deferred Stock Units	Shares (000)		Weighted Average Grant-Date Fair Value
Outstanding at 30 September 2015	1,056		$	102.01
Granted	284		136.37
Paid out	(299	)	77.81
Forfeited/adjustments	(40	)	90.83
Outstanding at 30 September 2016	1,001		$	119.44

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

	2015		2014
Expected volatility	30.3	%	29.8%–31.1%
Expected dividend yield	2.6	%	2.4%–2.9%
Expected life (in years)	7.5		6.5–8.4
Risk-free interest rate	2.2	%	2.0%–2.7%

Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]

Stock Options	Shares (000)		Weighted Average Exercise Price
Outstanding at 30 September 2015	5,725		$	87.35
Granted	—		—
Exercised	(1,783	)	80.66
Forfeited	(26	)	106.52
Outstanding at 30 September 2016	3,916		$	90.28
Exercisable at 30 September 2016	3,537		$	86.99
Stock Options	Weighted Average Remaining Contractual Terms (in years)		Aggregate Intrinsic Value
Outstanding at 30 September 2016	5.0		$	235
Exercisable at 30 September 2016	4.7		$	224