Income Taxes (Tables)

3 Months Ended

Mar. 31, 2013

Reconciliation between the statutory United States Federal income tax rate and the Company's effective income tax rate

The following is a reconciliation between the statutory U.S. Federal income tax rate and the Company’s effective income tax rate on income from continuing operations:



	Three Months Ended March 31,
	2013		2012
Statutory rate	35.0	%	35.0	%
State taxes	2.0		1.9
Changes in tax reserves	—		(4.6	)
Other, net	(0.7	)	0.6
Effective rate	36.3	%	32.9	%

Change in unrecognized tax benefits

The change in unrecognized tax benefits for the three months ended March 31, 2013 and 2012 was as follows:



	Three Months Ended March 31,
	2013		2012
	(in millions)
Beginning balance	$	48.7	$	52.5
Additions for tax positions related to the current year	1.1		1.0
Reductions for tax positions of prior years	—		(1.1		)
Settlements	—		(3.0		)
Expiration of statute of limitations	—		(0.1		)
Ending balance	$	49.8	$	49.3

- Definition

Tabular disclosure of tax positions taken in the tax returns filed or to be filed for which it is more likely than not that the tax position will not be sustained upon examination by taxing authorities (i.e., uncertain tax positions) and other types of income tax contingencies, including: (1) the policy on classification of interest and penalties; (2) a tabular reconciliation of the total amounts of unrecognized tax benefits at the beginning and end of the period; the total amount(s) of: (3) unrecognized tax benefits that, if recognized, would affect the effective tax rate, and (4) interest and penalties recognized in each of the income statement and balance sheet; (5) for positions for which it is reasonably possible that the total amounts unrecognized will significantly change within 12 months of the reporting date the: (i) nature of the uncertainty, (ii) nature of the event that could occur that would cause the change, and (iii) an estimate of the range of the reasonably possible change or a statement that an estimate of the range cannot be made; and (6) a description of tax years that remain subject to examination by major tax jurisdictions.

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