Debt (Tables)

9 Months Ended

Sep. 30, 2012

Short-term Debt [Line Items]

Schedule of Short-term Debt [Table Text Block]

Short-term debt consisted of the following at September 30, 2012 and December 31, 2011:

(in millions)	September 30, 2012		December 31, 2011
$750.0 million fixed rate notes due August 2013, interest equal to 5.40%	$	749.6	$	—
Total short-term debt	$	749.6	$	—

Schedule Of Short-Term And Long-Term Debt

Long-term debt consisted of the following at September 30, 2012 and December 31, 2011:

(in millions)	September 30, 2012		December 31, 2011
$750.0 million fixed rate notes due August 2013, interest equal to 5.40%	$	—	$	749.2
$750.0 million fixed rate notes due February 2014, interest equal to 5.75%	748.7		748.0
$612.5 million fixed rate notes due March 2018, interest equal to 4.40%(1)	610.0		609.6
$750.0 million fixed rate notes due September 2022, interest equal to 3.00% (2)	747.7		—
Total long-term debt	$	2,106.4	$	2,106.8

(1) In February 2010, the company entered into a forward-starting interest rate swap agreement that modified the interest obligation associated with these notes so that the interest payable effectively became fixed at a rate of 4.46% at issuance on March 18, 2010.

(2) In August 2012, the company entered into a forward-starting interest rate swap agreement that modified the interest obligation associated with these notes so that the interest payable effectively became fixed at a rate of 3.32% at issuance on September 10, 2012

Long-term debt maturities at par value

Long-term debt maturities, at par value, were as follows as of September 30, 2012:

(in millions)	Par Value
2013	$	—
2014	750.0
2015	—
2016	—
2017	—
Thereafter	1,362.5

Fair value of fixed rate notes by maturity date

At September 30, 2012, the fair values of the fixed rate notes were as follows:

(in millions)	Fair Value
$750.0 million fixed rate notes due August 2013	$	781.8
$750.0 million fixed rate notes due February 2014	803.7
$612.5 million fixed rate notes due March 2018	690.6
$750.0 million fixed rate notes due September 2022	759.4