Financing (Tables)

12 Months Ended

Dec. 31, 2011

Financing [Abstract]

Long-term Debt [Table Text Block]

The following table summarizes the Company's long-term debt entered into in 2011 (in millions, except percentages):

	As of
	December 31, 2011
	Amount			Effective Interest Rate
3.10% fixed-rate Notes, due 2016	$	300.0		3.12	%
4.60% fixed-rate Notes, due 2021	300.0			4.63	%
5.95% fixed-rate Notes, due 2041	400.0			6.01	%
Total Notes	1,000.0
Unaccreted discount	(1.0		)
Total long-term debt	$	999.0