Retirement Benefits (Tables)

9 Months Ended

Jun. 30, 2012

Retirement Benefits

Components of net pension costs

	Three Months Ended						Nine Months Ended
	June 30,						June 30,
	2012			2011			2012			2011
Service costs	$	1.5		$	1.4		$	4.5		$	4.1
Interest costs	3.2			3.2			9.5			9.6
Expected return on plan assets	(3.4		)	(3.9		)	(10.1		)	(11.5		)
Amortization of unrecognized prior service costs, net	0.2			0.2			0.6			0.6
Amortization of net loss	1.4			1.0			4.3			3.0
Net pension costs	$	2.9		$	1.9		$	8.8		$	5.8