Retirement Benefits (Tables)

6 Months Ended

Mar. 31, 2012

Retirement Benefits [Abstract]

Components Of Net Periodic Benefit Cost

	Pension Benefits													Other Benefits
	2012							2011						2012			2011
Three Months Ended 31 March	U.S.				International			U.S.			International
Service cost		$	11.2			$    6.1			$    10.9			$    7.3			$	1.1		$	1.4
Interest cost			31.0			15.5			30.7			16.0				1.0			.8
Expected return on plan assets			(44.5	)		(16.5	)		(44.9	)		(17.0	)			—			—
Prior service cost amortization			.6			.1			.6			.2				—			—
Actuarial loss amortization			19.7			3.8			16.0			8.2				.7			1.0
Special termination benefits			4.6			2.2			—			—				—			—
Other			—			.7			—			.5				—			—
Net periodic benefit cost		$	22.6			$  11.9			$    13.3			$  15.2			$	2.8		$	3.2

	Pension Benefits													Other Benefits
	2012							2011						2012			2011
Six Months Ended 31 March	U.S.				International			U.S.			International
Service cost		$	22.5			$  12.1			$    21.8			$  14.5			$	2.2		$	2.8
Interest cost			62.1			31.2			61.5			31.7				2.0			1.6
Expected return on plan assets			(89.0	)		(33.3	)		(89.8	)		(33.6	)			—			—
Prior service cost amortization			1.3			.2			1.2			.4				—			—
Actuarial loss amortization			39.3			7.7			32.0			15.6				1.4			2.0
Special termination benefits			4.6			2.2			—			—				—			—
Other			—			1.3			—			.9				—			—
Net periodic benefit cost		$	40.8			$  21.4			$    26.7			$  29.5			$	5.6		$	6.4