Fair Value Measurements (Tables)

12 Months Ended

Sep. 30, 2013

Fair Value Measurements

Financial assets and liabilities at carrying value and fair value and the level within the fair value hierarchy

	Carrying Value at September 30,		Fair Value at September 30, 2013 Using Inputs Considered as:
	2013		Level 1		Level 2		Level 3
Assets:
Cash and cash equivalents	$	42.7	$	42.7	$	—	$	—
Equity investments	1.0		—		—		5.0
Investments in rabbi trust	5.6		5.6		—		—
Derivative instruments	1.5		—		1.5		—
Liabilities:
$150 senior unsecured notes	148.8		155.3		—		—
Revolving credit facilities	325.5		—		325.5		—
Term loan	190.0		—		190.0		—
Derivative instruments	0.5		—		0.5		—

	Carrying Value at September 30,		Fair Value at September 30, 2012 Using Inputs Considered as:
	2012		Level 1		Level 2		Level 3
Assets:
Cash and cash equivalents	$	20.2	$	20.2	$	—	$	—
Equity investments	2.5		1.5		—		1.0
Investments in rabbi trust	5.5		5.5		—		—
Liabilities:
$150 senior unsecured notes	148.6		165.6		—		—
Revolving credit facilities	123.0		—		123.0		—
Derivative instruments	0.4		—		0.4		—