Fair Value Disclosures (Tables)

3 Months Ended

Mar. 31, 2012

Fair Value Disclosures [Abstract]

Non-Pension Financial Assets And Liabilities Measured At Fair Value On A Recurring Basis

Description	Fair Value as of March 31, 2012		Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant     Unobservable     Inputs (Level 3)
Assets
Investment securities, including mutual funds (1)	$	13.9	$	7.8	$	6.1	$	—
Interest rate swaps	33.3		—		33.3		—
Foreign currency derivatives	0.5		—		0.5		—
Total	$	47.7	$	7.8	$	39.9	$	—
Liabilities
Foreign currency derivatives	$	0.5	$	—	$	0.5	$	—
Total	$	0.5	$	—	$	0.5	$	—
Description	Fair Value as of December 31, 2011		Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
Assets
Investment securities, including mutual funds (1)	$	17.7	$	7.3	$	10.4	$	—
Interest rate swaps	35.8		—		35.8		—
Foreign currency derivatives	2.4		—		2.4		—
Total	$	55.9	$	7.3	$	48.6	$	—

Fair Value Of Certain Short And Long-Term Debt, Based On Market Prices

The fair values of certain of the Company’s long-term debt are based on quoted market prices (Level 1) and are as follows (in millions):

	March 31, 2012				December 31, 2011
	Fair Value		Book Value		Fair Value		Book Value
Medium-term notes	$	1,439.2	$	1,374.9	$	1,679.7	$	1,632.3
Preferred securities underlying the junior convertible subordinated debentures	398.1		421.2		356.0		421.2